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H}function zs(e,t,n,r,i,x,k){var j=co(e,t,r,k),H=j.begin,z=j.end;/\s/.test(t.text.charAt(z-1))&&z--;for(var $=null,ne=null,fe=0;fe<i.length;fe++){var ce=i[fe];if(ce.from>=z||ce.to<=H)continue;var Ae=ce.level!=1,Re=Rr(e,r,Ae?Math.min(z,ce.to)-1:Math.max(H,ce.from)).right,Be=Re<x?x-Re+1e9:Re-x;(!$||ne>Be)&&($=ce,ne=Be)}return $||($=i[i.length-1]),$.from<H&&($={from:H,to:$.to,level:$.level}),$.to>z&&($={from:$.from,to:z,level:$.level}),$}var an;function wn(e){if(e.cachedTextHeight!=null)return e.cachedTextHeight;if(an==null){an=a("pre",null,"CodeMirror-line-like");for(var t=0;t<49;++t)an.appendChild(document.createTextNode("x")),an.appendChild(a("br"));an.appendChild(document.createTextNode("x"))}s(e.measure,an);var n=an.offsetHeight/50;return n>3&&(e.cachedTextHeight=n),c(e.measure),n||1}function Dn(e){if(e.cachedCharWidth!=null)return e.cachedCharWidth;var t=a("span","xxxxxxxxxx"),n=a("pre",[t],"CodeMirror-line-like");s(e.measure,n);var r=t.getBoundingClientRect(),i=(r.right-r.left)/10;return i>2&&(e.cachedCharWidth=i),i||10}function Ea(e){for(var t=e.display,n={},r={},i=t.gutters.clientLeft,x=t.gutters.firstChild,k=0;x;x=x.nextSibling,++k){var j=e.display.gutterSpecs[k].className;n[j]=x.offsetLeft+x.clientLeft+i,r[j]=x.clientWidth}return{fixedPos:ba(t),gutterTotalWidth:t.gutters.offsetWidth,gutterLeft:n,gutterWidth:r,wrapperWidth:t.wrapper.clientWidth}}function ba(e){return e.scroller.getBoundingClientRect().left-e.sizer.getBoundingClientRect().left}function ho(e){var t=wn(e.display),n=e.options.lineWrapping,r=n&&Math.max(5,e.display.scroller.clientWidth/Dn(e.display)-3);return function(i){if(Dr(e.doc,i))return 0;var x=0;if(i.widgets)for(var k=0;k<i.widgets.length;k++)i.widgets[k].height&&(x+=i.widgets[k].height);return n?x+(Math.ceil(i.text.length/r)||1)*t:x+t}}function xa(e){var t=e.doc,n=ho(e);t.iter(function(r){var i=n(r);i!=r.height&&qt(r,i)})}function on(e,t,n,r){var i=e.display;if(!n&&se(t).getAttribute("cm-not-content")=="true")return null;var x,k,j=i.lineSpace.getBoundingClientRect();try{x=t.clientX-j.left,k=t.clientY-j.top}catch(ne){return null}var H=va(e,x,k),z;if(r&&H.xRel>0&&(z=nt(e.doc,H.line).text).length==H.ch){var $=J(z,z.length,e.options.tabSize)-z.length;H=Me(H.line,Math.max(0,Math.round((x-$a(e.display).left)/Dn(e.display))-$))}return H}function sn(e,t){if(t>=e.display.viewTo)return null;if(t-=e.display.viewFrom,t<0)return null;for(var n=e.display.view,r=0;r<n.length;r++)if(t-=n[r].size,t<0)return r}function tr(e,t,n,r){t==null&&(t=e.doc.first),n==null&&(n=e.doc.first+e.doc.size),r||(r=0);var i=e.display;if(r&&n<i.viewTo&&(i.updateLineNumbers==null||i.updateLineNumbers>t)&&(i.updateLineNumbers=t),e.curOp.viewChanged=!0,t>=i.viewTo)Jt&&qn(e.doc,t)<i.viewTo&&Gr(e);else if(n<=i.viewFrom)Jt&&Kr(e.doc,n+r)>i.viewFrom?Gr(e):(i.viewFrom+=r,i.viewTo+=r);else if(t<=i.viewFrom&&n>=i.viewTo)Gr(e);else if(t<=i.viewFrom){var x=Ni(e,n,n+r,1);x?(i.view=i.view.slice(x.index),i.viewFrom=x.lineN,i.viewTo+=r):Gr(e)}else if(n>=i.viewTo){var k=Ni(e,t,t,-1);k?(i.view=i.view.slice(0,k.index),i.viewTo=k.lineN):Gr(e)}else{var j=Ni(e,t,t,-1),H=Ni(e,n,n+r,1);j&&H?(i.view=i.view.slice(0,j.index).concat(er(e,j.lineN,H.lineN)).concat(i.view.slice(H.index)),i.viewTo+=r):Gr(e)}var z=i.externalMeasured;z&&(n<z.lineN?z.lineN+=r:t<z.lineN+z.size&&(i.externalMeasured=null))}function Hr(e,t,n){e.curOp.viewChanged=!0;var r=e.display,i=e.display.externalMeasured;if(i&&t>=i.lineN&&t<i.lineN+i.size&&(r.externalMeasured=null),t<r.viewFrom||t>=r.viewTo)return;var x=r.view[sn(e,t)];if(x.node==null)return;var k=x.changes||(x.changes=[]);re(k,n)==-1&&k.push(n)}function Gr(e){e.display.viewFrom=e.display.viewTo=e.doc.first,e.display.view=[],e.display.viewOffset=0}function Ni(e,t,n,r){var i=sn(e,t),x,k=e.display.view;if(!Jt||n==e.doc.first+e.doc.size)return{index:i,lineN:n};for(var j=e.display.viewFrom,H=0;H<i;H++)j+=k[H].size;if(j!=t){if(r>0){if(i==k.length-1)return null;x=j+k[i].size-t,i++}else x=j-t;t+=x,n+=x}for(;qn(e.doc,n)!=n;){if(i==(r<0?0:k.length-1))return null;n+=r*k[i-(r<0?1:0)].size,i+=r}return{index:i,lineN:n}}function Vs(e,t,n){var r=e.display,i=r.view;i.length==0||t>=r.viewTo||n<=r.viewFrom?(r.view=er(e,t,n),r.viewFrom=t):(r.viewFrom>t?r.view=er(e,t,r.viewFrom).concat(r.view):r.viewFrom<t&&(r.view=r.view.slice(sn(e,t))),r.viewFrom=t,r.viewTo<n?r.view=r.view.concat(er(e,r.viewTo,n)):r.viewTo>n&&(r.view=r.view.slice(0,sn(e,n)))),r.viewTo=n}function mo(e){for(var t=e.display.view,n=0,r=0;r<t.length;r++){var i=t[r];!i.hidden&&(!i.node||i.changes)&&++n}return n}function ai(e){e.display.input.showSelection(e.display.input.prepareSelection())}function po(e,t){t===void 0&&(t=!0);for(var n=e.doc,r={},i=r.cursors=document.createDocumentFragment(),x=r.selection=document.createDocumentFragment(),k=0;k<n.sel.ranges.length;k++){if(!t&&k==n.sel.primIndex)continue;var j=n.sel.ranges[k];if(j.from().line>=e.display.viewTo||j.to().line<e.display.viewFrom)continue;var H=j.empty();(H||e.options.showCursorWhenSelecting)&&go(e,j.head,i),H||Qs(e,j,x)}return r}function go(e,t,n){var r=Ar(e,t,"div",null,null,!e.options.singleCursorHeightPerLine),i=n.appendChild(a("div","\xA0","CodeMirror-cursor"));if(i.style.left=r.left+"px",i.style.top=r.top+"px",i.style.height=Math.max(0,r.bottom-r.top)*e.options.cursorHeight+"px",r.other){var x=n.appendChild(a("div","\xA0","CodeMirror-cursor CodeMirror-secondarycursor"));x.style.display="",x.style.left=r.other.left+"px",x.style.top=r.other.top+"px",x.style.height=(r.other.bottom-r.other.top)*.85+"px"}}function Fi(e,t){return e.top-t.top||e.left-t.left}function Qs(e,t,n){var r=e.display,i=e.doc,x=document.createDocumentFragment(),k=$a(e.display),j=k.left,H=Math.max(r.sizerWidth,nn(e)-r.sizer.offsetLeft)-k.right,z=i.direction=="ltr";function $(Ke,et,ut,ot){et<0&&(et=0),et=Math.round(et),ot=Math.round(ot),x.appendChild(a("div",null,"CodeMirror-selected","position: absolute; left: "+Ke+`px;
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left: `+t.left+"px; width: "+Math.max(2,t.right-t.left)+"px;");e.display.lineSpace.appendChild(x),x.scrollIntoView(i),e.display.lineSpace.removeChild(x)}}function Js(e,t,n,r){r==null&&(r=0);var i;!e.options.lineWrapping&&t==n&&(t=t.ch?Me(t.line,t.sticky=="before"?t.ch-1:t.ch,"after"):t,n=t.sticky=="before"?Me(t.line,t.ch+1,"before"):t);for(var x=0;x<5;x++){var k=!1,j=Ar(e,t),H=!n||n==t?j:Ar(e,n);i={left:Math.min(j.left,H.left),top:Math.min(j.top,H.top)-r,right:Math.max(j.left,H.left),bottom:Math.max(j.bottom,H.bottom)+r};var z=Sa(e,i),$=e.doc.scrollTop,ne=e.doc.scrollLeft;if(z.scrollTop!=null&&(si(e,z.scrollTop),Math.abs(e.doc.scrollTop-$)>1&&(k=!0)),z.scrollLeft!=null&&(ln(e,z.scrollLeft),Math.abs(e.doc.scrollLeft-ne)>1&&(k=!0)),!k)break}return i}function Xs(e,t){var n=Sa(e,t);n.scrollTop!=null&&si(e,n.scrollTop),n.scrollLeft!=null&&ln(e,n.scrollLeft)}function Sa(e,t){var n=e.display,r=wn(e.display);t.top<0&&(t.top=0);var i=e.curOp&&e.curOp.scrollTop!=null?e.curOp.scrollTop:n.scroller.scrollTop,x=fa(e),k={};t.bottom-t.top>x&&(t.bottom=t.top+x);var j=e.doc.height+ca(n),H=t.top<r,z=t.bottom>j-r;if(t.top<i)k.scrollTop=H?0:t.top;else if(t.bottom>i+x){var $=Math.min(t.top,(z?j:t.bottom)-x);$!=i&&(k.scrollTop=$)}var ne=e.options.fixedGutter?0:n.gutters.offsetWidth,fe=e.curOp&&e.curOp.scrollLeft!=null?e.curOp.scrollLeft:n.scroller.scrollLeft-ne,ce=nn(e)-n.gutters.offsetWidth,Ae=t.right-t.left>ce;return Ae&&(t.right=t.left+ce),t.left<10?k.scrollLeft=0:t.left<fe?k.scrollLeft=Math.max(0,t.left+ne-(Ae?0:10)):t.right>ce+fe-3&&(k.scrollLeft=t.right+(Ae?0:10)-ce),k}function Ca(e,t){if(t==null)return;Ki(e),e.curOp.scrollTop=(e.curOp.scrollTop==null?e.doc.scrollTop:e.curOp.scrollTop)+t}function Rn(e){Ki(e);var t=e.getCursor();e.curOp.scrollToPos={from:t,to:t,margin:e.options.cursorScrollMargin}}function oi(e,t,n){(t!=null||n!=null)&&Ki(e),t!=null&&(e.curOp.scrollLeft=t),n!=null&&(e.curOp.scrollTop=n)}function Zs(e,t){Ki(e),e.curOp.scrollToPos=t}function Ki(e){var t=e.curOp.scrollToPos;if(t){e.curOp.scrollToPos=null;var n=uo(e,t.from),r=uo(e,t.to);bo(e,n,r,t.margin)}}function bo(e,t,n,r){var i=Sa(e,{left:Math.min(t.left,n.left),top:Math.min(t.top,n.top)-r,right:Math.max(t.right,n.right),bottom:Math.max(t.bottom,n.bottom)+r});oi(e,i.scrollLeft,i.scrollTop)}function si(e,t){if(Math.abs(e.doc.scrollTop-t)<2)return;D||Da(e,{top:t}),xo(e,t,!0),D&&Da(e),di(e,100)}function xo(e,t,n){if(t=Math.max(0,Math.min(e.display.scroller.scrollHeight-e.display.scroller.clientHeight,t)),e.display.scroller.scrollTop==t&&!n)return;e.doc.scrollTop=t,e.display.scrollbars.setScrollTop(t),e.display.scroller.scrollTop!=t&&(e.display.scroller.scrollTop=t)}function ln(e,t,n,r){if(t=Math.max(0,Math.min(t,e.display.scroller.scrollWidth-e.display.scroller.clientWidth)),(n?t==e.doc.scrollLeft:Math.abs(e.doc.scrollLeft-t)<2)&&!r)return;e.doc.scrollLeft=t,wo(e),e.display.scroller.scrollLeft!=t&&(e.display.scroller.scrollLeft=t),e.display.scrollbars.setScrollLeft(t)}function li(e){var t=e.display,n=t.gutters.offsetWidth,r=Math.round(e.doc.height+ca(e.display));return{clientHeight:t.scroller.clientHeight,viewHeight:t.wrapper.clientHeight,scrollWidth:t.scroller.scrollWidth,clientWidth:t.scroller.clientWidth,viewWidth:t.wrapper.clientWidth,barLeft:e.options.fixedGutter?n:0,docHeight:r,scrollHeight:r+Lr(e)+t.barHeight,nativeBarWidth:t.nativeBarWidth,gutterWidth:n}}var un=function(e,t,n){this.cm=n;var r=this.vert=a("div",[a("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar"),i=this.horiz=a("div",[a("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");r.tabIndex=i.tabIndex=-1,e(r),e(i),ge(r,"scroll",function(){r.clientHeight&&t(r.scrollTop,"vertical")}),ge(i,"scroll",function(){i.clientWidth&&t(i.scrollLeft,"horizontal")}),this.checkedZeroWidth=!1,U&&B<8&&(this.horiz.style.minHeight=this.vert.style.minWidth="18px")};un.prototype.update=function(e){var t=e.scrollWidth>e.clientWidth+1,n=e.scrollHeight>e.clientHeight+1,r=e.nativeBarWidth;if(n){this.vert.style.display="block",this.vert.style.bottom=t?r+"px":"0";var i=e.viewHeight-(t?r:0);this.vert.firstChild.style.height=Math.max(0,e.scrollHeight-e.clientHeight+i)+"px"}else this.vert.style.display="",this.vert.firstChild.style.height="0";if(t){this.horiz.style.display="block",this.horiz.style.right=n?r+"px":"0",this.horiz.style.left=e.barLeft+"px";var x=e.viewWidth-e.barLeft-(n?r:0);this.horiz.firstChild.style.width=Math.max(0,e.scrollWidth-e.clientWidth+x)+"px"}else this.horiz.style.display="",this.horiz.firstChild.style.width="0";return!this.checkedZeroWidth&&e.clientHeight>0&&(r==0&&this.zeroWidthHack(),this.checkedZeroWidth=!0),{right:n?r:0,bottom:t?r:0}},un.prototype.setScrollLeft=function(e){this.horiz.scrollLeft!=e&&(this.horiz.scrollLeft=e),this.disableHoriz&&this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")},un.prototype.setScrollTop=function(e){this.vert.scrollTop!=e&&(this.vert.scrollTop=e),this.disableVert&&this.enableZeroWidthBar(this.vert,this.disableVert,"vert")},un.prototype.zeroWidthHack=function(){var e=l&&!C?"12px":"18px";this.horiz.style.height=this.vert.style.width=e,this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none",this.disableHoriz=new ee,this.disableVert=new ee},un.prototype.enableZeroWidthBar=function(e,t,n){e.style.pointerEvents="auto";function r(){var i=e.getBoundingClientRect(),x=n=="vert"?document.elementFromPoint(i.right-1,(i.top+i.bottom)/2):document.elementFromPoint((i.right+i.left)/2,i.bottom-1);x!=e?e.style.pointerEvents="none":t.set(1e3,r)}t.set(1e3,r)},un.prototype.clear=function(){var e=this.horiz.parentNode;e.removeChild(this.horiz),e.removeChild(this.vert)};var ui=function(){};ui.prototype.update=function(){return{bottom:0,right:0}},ui.prototype.setScrollLeft=function(){},ui.prototype.setScrollTop=function(){},ui.prototype.clear=function(){};function In(e,t){t||(t=li(e));var n=e.display.barWidth,r=e.display.barHeight;Ao(e,t);for(var i=0;i<4&&n!=e.display.barWidth||r!=e.display.barHeight;i++)n!=e.display.barWidth&&e.options.lineWrapping&&ji(e),Ao(e,li(e)),n=e.display.barWidth,r=e.display.barHeight}function Ao(e,t){var n=e.display,r=n.scrollbars.update(t);n.sizer.style.paddingRight=(n.barWidth=r.right)+"px",n.sizer.style.paddingBottom=(n.barHeight=r.bottom)+"px",n.heightForcer.style.borderBottom=r.bottom+"px solid transparent",r.right&&r.bottom?(n.scrollbarFiller.style.display="block",n.scrollbarFiller.style.height=r.bottom+"px",n.scrollbarFiller.style.width=r.right+"px"):n.scrollbarFiller.style.display="",r.bottom&&e.options.coverGutterNextToScrollbar&&e.options.fixedGutter?(n.gutterFiller.style.display="block",n.gutterFiller.style.height=r.bottom+"px",n.gutterFiller.style.width=t.gutterWidth+"px"):n.gutterFiller.style.display=""}var To={native:un,null:ui};function So(e){e.display.scrollbars&&(e.display.scrollbars.clear(),e.display.scrollbars.addClass&&h(e.display.wrapper,e.display.scrollbars.addClass)),e.display.scrollbars=new To[e.options.scrollbarStyle](function(t){e.display.wrapper.insertBefore(t,e.display.scrollbarFiller),ge(t,"mousedown",function(){e.state.focused&&setTimeout(function(){return e.display.input.focus()},0)}),t.setAttribute("cm-not-content","true")},function(t,n){n=="horizontal"?ln(e,t):si(e,t)},e),e.display.scrollbars.addClass&&N(e.display.wrapper,e.display.scrollbars.addClass)}var qs=0;function dn(e){e.curOp={cm:e,viewChanged:!1,startHeight:e.doc.height,forceUpdate:!1,updateInput:0,typing:!1,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:!1,updateMaxLine:!1,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:!1,id:++qs},mr(e.curOp)}function cn(e){var t=e.curOp;t&&Os(t,function(n){for(var r=0;r<n.ops.length;r++)n.ops[r].cm.curOp=null;$s(n)})}function $s(e){for(var t=e.ops,n=0;n<t.length;n++)el(t[n]);for(var r=0;r<t.length;r++)tl(t[r]);for(var i=0;i<t.length;i++)rl(t[i]);for(var x=0;x<t.length;x++)nl(t[x]);for(var k=0;k<t.length;k++)il(t[k])}function el(e){var t=e.cm,n=t.display;ol(t),e.updateMaxLine&&_i(t),e.mustUpdate=e.viewChanged||e.forceUpdate||e.scrollTop!=null||e.scrollToPos&&(e.scrollToPos.from.line<n.viewFrom||e.scrollToPos.to.line>=n.viewTo)||n.maxLineChanged&&t.options.lineWrapping,e.update=e.mustUpdate&&new Hi(t,e.mustUpdate&&{top:e.scrollTop,ensure:e.scrollToPos},e.forceUpdate)}function tl(e){e.updatedDisplay=e.mustUpdate&&wa(e.cm,e.update)}function rl(e){var t=e.cm,n=t.display;e.updatedDisplay&&ji(t),e.barMeasure=li(t),n.maxLineChanged&&!t.options.lineWrapping&&(e.adjustWidthTo=to(t,n.maxLine,n.maxLine.text.length).left+3,t.display.sizerWidth=e.adjustWidthTo,e.barMeasure.scrollWidth=Math.max(n.scroller.clientWidth,n.sizer.offsetLeft+e.adjustWidthTo+Lr(t)+t.display.barWidth),e.maxScrollLeft=Math.max(0,n.sizer.offsetLeft+e.adjustWidthTo-nn(t))),(e.updatedDisplay||e.selectionChanged)&&(e.preparedSelection=n.input.prepareSelection())}function nl(e){var t=e.cm;e.adjustWidthTo!=null&&(t.display.sizer.style.minWidth=e.adjustWidthTo+"px",e.maxScrollLeft<t.doc.scrollLeft&&ln(t,Math.min(t.display.scroller.scrollLeft,e.maxScrollLeft),!0),t.display.maxLineChanged=!1);var n=e.focus&&e.focus==O();e.preparedSelection&&t.display.input.showSelection(e.preparedSelection,n),(e.updatedDisplay||e.startHeight!=t.doc.height)&&In(t,e.barMeasure),e.updatedDisplay&&Ra(t,e.barMeasure),e.selectionChanged&&Aa(t),t.state.focused&&e.updateInput&&t.display.input.reset(e.typing),n&&vo(e.cm)}function il(e){var t=e.cm,n=t.display,r=t.doc;if(e.updatedDisplay&&Co(t,e.update),n.wheelStartX!=null&&(e.scrollTop!=null||e.scrollLeft!=null||e.scrollToPos)&&(n.wheelStartX=n.wheelStartY=null),e.scrollTop!=null&&xo(t,e.scrollTop,e.forceScroll),e.scrollLeft!=null&&ln(t,e.scrollLeft,!0,!0),e.scrollToPos){var i=Js(t,ft(r,e.scrollToPos.from),ft(r,e.scrollToPos.to),e.scrollToPos.margin);Ys(t,i)}var x=e.maybeHiddenMarkers,k=e.maybeUnhiddenMarkers;if(x)for(var j=0;j<x.length;++j)x[j].lines.length||Ee(x[j],"hide");if(k)for(var H=0;H<k.length;++H)k[H].lines.length&&Ee(k[H],"unhide");n.wrapper.offsetHeight&&(r.scrollTop=t.display.scroller.scrollTop),e.changeObjs&&Ee(t,"changes",t,e.changeObjs),e.update&&e.update.finish()}function or(e,t){if(e.curOp)return t();dn(e);try{return t()}finally{cn(e)}}function jt(e,t){return function(){if(e.curOp)return t.apply(e,arguments);dn(e);try{return t.apply(e,arguments)}finally{cn(e)}}}function Xt(e){return function(){if(this.curOp)return e.apply(this,arguments);dn(this);try{return e.apply(this,arguments)}finally{cn(this)}}}function Wt(e){return function(){var t=this.cm;if(!t||t.curOp)return e.apply(this,arguments);dn(t);try{return e.apply(this,arguments)}finally{cn(t)}}}function di(e,t){e.doc.highlightFrontier<e.display.viewTo&&e.state.highlight.set(t,F(al,e))}function al(e){var t=e.doc;if(t.highlightFrontier>=e.display.viewTo)return;var n=+new Date+e.options.workTime,r=vr(e,t.highlightFrontier),i=[];t.iter(r.line,Math.min(t.first+t.size,e.display.viewTo+500),function(x){if(r.line>=e.display.viewFrom){var k=x.styles,j=x.text.length>e.options.maxHighlightLength?wr(t.mode,r.state):null,H=zn(e,x,r,!0);j&&(r.state=j),x.styles=H.styles;var z=x.styleClasses,$=H.classes;$?x.styleClasses=$:z&&(x.styleClasses=null);for(var ne=!k||k.length!=x.styles.length||z!=$&&(!z||!$||z.bgClass!=$.bgClass||z.textClass!=$.textClass),fe=0;!ne&&fe<k.length;++fe)ne=k[fe]!=x.styles[fe];ne&&i.push(r.line),x.stateAfter=r.save(),r.nextLine()}else x.text.length<=e.options.maxHighlightLength&&Vn(e,x.text,r),x.stateAfter=r.line%5==0?r.save():null,r.nextLine();if(+new Date>n)return di(e,e.options.workDelay),!0}),t.highlightFrontier=r.line,t.modeFrontier=Math.max(t.modeFrontier,r.line),i.length&&or(e,function(){for(var x=0;x<i.length;x++)Hr(e,i[x],"text")})}var Hi=function(e,t,n){var r=e.display;this.viewport=t,this.visible=Wi(r,e.doc,t),this.editorIsHidden=!r.wrapper.offsetWidth,this.wrapperHeight=r.wrapper.clientHeight,this.wrapperWidth=r.wrapper.clientWidth,this.oldDisplayWidth=nn(e),this.force=n,this.dims=Ea(e),this.events=[]};Hi.prototype.signal=function(e,t){ie(e,t)&&this.events.push(arguments)},Hi.prototype.finish=function(){for(var e=0;e<this.events.length;e++)Ee.apply(null,this.events[e])};function ol(e){var t=e.display;!t.scrollbarsClipped&&t.scroller.offsetWidth&&(t.nativeBarWidth=t.scroller.offsetWidth-t.scroller.clientWidth,t.heightForcer.style.height=Lr(e)+"px",t.sizer.style.marginBottom=-t.nativeBarWidth+"px",t.sizer.style.borderRightWidth=Lr(e)+"px",t.scrollbarsClipped=!0)}function sl(e){if(e.hasFocus())return null;var t=O();if(!t||!b(e.display.lineDiv,t))return null;var n={activeElt:t};if(window.getSelection){var r=window.getSelection();r.anchorNode&&r.extend&&b(e.display.lineDiv,r.anchorNode)&&(n.anchorNode=r.anchorNode,n.anchorOffset=r.anchorOffset,n.focusNode=r.focusNode,n.focusOffset=r.focusOffset)}return n}function ll(e){if(!e||!e.activeElt||e.activeElt==O())return;if(e.activeElt.focus(),!/^(INPUT|TEXTAREA)$/.test(e.activeElt.nodeName)&&e.anchorNode&&b(document.body,e.anchorNode)&&b(document.body,e.focusNode)){var t=window.getSelection(),n=document.createRange();n.setEnd(e.anchorNode,e.anchorOffset),n.collapse(!1),t.removeAllRanges(),t.addRange(n),t.extend(e.focusNode,e.focusOffset)}}function wa(e,t){var n=e.display,r=e.doc;if(t.editorIsHidden)return Gr(e),!1;if(!t.force&&t.visible.from>=n.viewFrom&&t.visible.to<=n.viewTo&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo)&&n.renderedView==n.view&&mo(e)==0)return!1;Do(e)&&(Gr(e),t.dims=Ea(e));var i=r.first+r.size,x=Math.max(t.visible.from-e.options.viewportMargin,r.first),k=Math.min(i,t.visible.to+e.options.viewportMargin);n.viewFrom<x&&x-n.viewFrom<20&&(x=Math.max(r.first,n.viewFrom)),n.viewTo>k&&n.viewTo-k<20&&(k=Math.min(i,n.viewTo)),Jt&&(x=qn(e.doc,x),k=Kr(e.doc,k));var j=x!=n.viewFrom||k!=n.viewTo||n.lastWrapHeight!=t.wrapperHeight||n.lastWrapWidth!=t.wrapperWidth;Vs(e,x,k),n.viewOffset=xr(nt(e.doc,n.viewFrom)),e.display.mover.style.top=n.viewOffset+"px";var H=mo(e);if(!j&&H==0&&!t.force&&n.renderedView==n.view&&(n.updateLineNumbers==null||n.updateLineNumbers>=n.viewTo))return!1;var z=sl(e);return H>4&&(n.lineDiv.style.display="none"),ul(e,n.updateLineNumbers,t.dims),H>4&&(n.lineDiv.style.display=""),n.renderedView=n.view,ll(z),c(n.cursorDiv),c(n.selectionDiv),n.gutters.style.height=n.sizer.style.minHeight=0,j&&(n.lastWrapHeight=t.wrapperHeight,n.lastWrapWidth=t.wrapperWidth,di(e,400)),n.updateLineNumbers=null,!0}function Co(e,t){for(var n=t.viewport,r=!0;;r=!1){if(!r||!e.options.lineWrapping||t.oldDisplayWidth==nn(e)){if(n&&n.top!=null&&(n={top:Math.min(e.doc.height+ca(e.display)-fa(e),n.top)}),t.visible=Wi(e.display,e.doc,n),t.visible.from>=e.display.viewFrom&&t.visible.to<=e.display.viewTo)break}else r&&(t.visible=Wi(e.display,e.doc,n));if(!wa(e,t))break;ji(e);var i=li(e);ai(e),In(e,i),Ra(e,i),t.force=!1}t.signal(e,"update",e),(e.display.viewFrom!=e.display.reportedViewFrom||e.display.viewTo!=e.display.reportedViewTo)&&(t.signal(e,"viewportChange",e,e.display.viewFrom,e.display.viewTo),e.display.reportedViewFrom=e.display.viewFrom,e.display.reportedViewTo=e.display.viewTo)}function Da(e,t){var n=new Hi(e,t);if(wa(e,n)){ji(e),Co(e,n);var r=li(e);ai(e),In(e,r),Ra(e,r),n.finish()}}function ul(e,t,n){var r=e.display,i=e.options.lineNumbers,x=r.lineDiv,k=x.firstChild;function j(Ae){var Re=Ae.nextSibling;return I&&l&&e.display.currentWheelTarget==Ae?Ae.style.display="none":Ae.parentNode.removeChild(Ae),Re}for(var H=r.view,z=r.viewFrom,$=0;$<H.length;$++){var ne=H[$];if(!ne.hidden)if(!ne.node||ne.node.parentNode!=x){var fe=Bs(e,ne,z,n);x.insertBefore(fe,k)}else{for(;k!=ne.node;)k=j(k);var ce=i&&t!=null&&t<=z&&ne.lineNumber;ne.changes&&(re(ne.changes,"gutter")>-1&&(ce=!1),Ya(e,ne,z,n)),ce&&(c(ne.lineNumber),ne.lineNumber.appendChild(document.createTextNode(pn(e.options,z)))),k=ne.node.nextSibling}z+=ne.size}for(;k;)k=j(k)}function La(e){var t=e.gutters.offsetWidth;e.sizer.style.marginLeft=t+"px"}function Ra(e,t){e.display.sizer.style.minHeight=t.docHeight+"px",e.display.heightForcer.style.top=t.docHeight+"px",e.display.gutters.style.height=t.docHeight+e.display.barHeight+Lr(e)+"px"}function wo(e){var t=e.display,n=t.view;if(!t.alignWidgets&&(!t.gutters.firstChild||!e.options.fixedGutter))return;for(var r=ba(t)-t.scroller.scrollLeft+e.doc.scrollLeft,i=t.gutters.offsetWidth,x=r+"px",k=0;k<n.length;k++)if(!n[k].hidden){e.options.fixedGutter&&(n[k].gutter&&(n[k].gutter.style.left=x),n[k].gutterBackground&&(n[k].gutterBackground.style.left=x));var j=n[k].alignable;if(j)for(var H=0;H<j.length;H++)j[H].style.left=x}e.options.fixedGutter&&(t.gutters.style.left=r+i+"px")}function Do(e){if(!e.options.lineNumbers)return!1;var t=e.doc,n=pn(e.options,t.first+t.size-1),r=e.display;if(n.length!=r.lineNumChars){var i=r.measure.appendChild(a("div",[a("div",n)],"CodeMirror-linenumber CodeMirror-gutter-elt")),x=i.firstChild.offsetWidth,k=i.offsetWidth-x;return r.lineGutter.style.width="",r.lineNumInnerWidth=Math.max(x,r.lineGutter.offsetWidth-k)+1,r.lineNumWidth=r.lineNumInnerWidth+k,r.lineNumChars=r.lineNumInnerWidth?n.length:-1,r.lineGutter.style.width=r.lineNumWidth+"px",La(e.display),!0}return!1}function Ia(e,t){for(var n=[],r=!1,i=0;i<e.length;i++){var x=e[i],k=null;if(typeof x!="string"&&(k=x.style,x=x.className),x=="CodeMirror-linenumbers")if(t)r=!0;else continue;n.push({className:x,style:k})}return t&&!r&&n.push({className:"CodeMirror-linenumbers",style:null}),n}function Lo(e){var t=e.gutters,n=e.gutterSpecs;c(t),e.lineGutter=null;for(var r=0;r<n.length;++r){var i=n[r],x=i.className,k=i.style,j=t.appendChild(a("div",null,"CodeMirror-gutter "+x));k&&(j.style.cssText=k),x=="CodeMirror-linenumbers"&&(e.lineGutter=j,j.style.width=(e.lineNumWidth||1)+"px")}t.style.display=n.length?"":"none",La(e)}function ci(e){Lo(e.display),tr(e),wo(e)}function dl(e,t,n,r){var i=this;this.input=n,i.scrollbarFiller=a("div",null,"CodeMirror-scrollbar-filler"),i.scrollbarFiller.setAttribute("cm-not-content","true"),i.gutterFiller=a("div",null,"CodeMirror-gutter-filler"),i.gutterFiller.setAttribute("cm-not-content","true"),i.lineDiv=g("div",null,"CodeMirror-code"),i.selectionDiv=a("div",null,null,"position: relative; z-index: 1"),i.cursorDiv=a("div",null,"CodeMirror-cursors"),i.measure=a("div",null,"CodeMirror-measure"),i.lineMeasure=a("div",null,"CodeMirror-measure"),i.lineSpace=g("div",[i.measure,i.lineMeasure,i.selectionDiv,i.cursorDiv,i.lineDiv],null,"position: relative; outline: none");var x=g("div",[i.lineSpace],"CodeMirror-lines");i.mover=a("div",[x],null,"position: relative"),i.sizer=a("div",[i.mover],"CodeMirror-sizer"),i.sizerWidth=null,i.heightForcer=a("div",null,null,"position: absolute; height: "+de+"px; width: 1px;"),i.gutters=a("div",null,"CodeMirror-gutters"),i.lineGutter=null,i.scroller=a("div",[i.sizer,i.heightForcer,i.gutters],"CodeMirror-scroll"),i.scroller.setAttribute("tabIndex","-1"),i.wrapper=a("div",[i.scrollbarFiller,i.gutterFiller,i.scroller],"CodeMirror"),U&&B<8&&(i.gutters.style.zIndex=-1,i.scroller.style.paddingRight=0),!I&&!(D&&o)&&(i.scroller.draggable=!0),e&&(e.appendChild?e.appendChild(i.wrapper):e(i.wrapper)),i.viewFrom=i.viewTo=t.first,i.reportedViewFrom=i.reportedViewTo=t.first,i.view=[],i.renderedView=null,i.externalMeasured=null,i.viewOffset=0,i.lastWrapHeight=i.lastWrapWidth=0,i.updateLineNumbers=null,i.nativeBarWidth=i.barHeight=i.barWidth=0,i.scrollbarsClipped=!1,i.lineNumWidth=i.lineNumInnerWidth=i.lineNumChars=null,i.alignWidgets=!1,i.cachedCharWidth=i.cachedTextHeight=i.cachedPaddingH=null,i.maxLine=null,i.maxLineLength=0,i.maxLineChanged=!1,i.wheelDX=i.wheelDY=i.wheelStartX=i.wheelStartY=null,i.shift=!1,i.selForContextMenu=null,i.activeTouch=null,i.gutterSpecs=Ia(r.gutters,r.lineNumbers),Lo(i),n.init(i)}var Gi=0,dr=null;U?dr=-.53:D?dr=15:v?dr=-.7:L&&(dr=-1/3);function Ro(e){var t=e.wheelDeltaX,n=e.wheelDeltaY;return t==null&&e.detail&&e.axis==e.HORIZONTAL_AXIS&&(t=e.detail),n==null&&e.detail&&e.axis==e.VERTICAL_AXIS?n=e.detail:n==null&&(n=e.wheelDelta),{x:t,y:n}}function cl(e){var t=Ro(e);return t.x*=dr,t.y*=dr,t}function Io(e,t){var n=Ro(t),r=n.x,i=n.y,x=e.display,k=x.scroller,j=k.scrollWidth>k.clientWidth,H=k.scrollHeight>k.clientHeight;if(!(r&&j||i&&H))return;if(i&&l&&I){e:for(var z=t.target,$=x.view;z!=k;z=z.parentNode)for(var ne=0;ne<$.length;ne++)if($[ne].node==z){e.display.currentWheelTarget=z;break e}}if(r&&!D&&!T&&dr!=null){i&&H&&si(e,Math.max(0,k.scrollTop+i*dr)),ln(e,Math.max(0,k.scrollLeft+r*dr)),(!i||i&&H)&&Y(t),x.wheelStartX=null;return}if(i&&dr!=null){var fe=i*dr,ce=e.doc.scrollTop,Ae=ce+x.wrapper.clientHeight;fe<0?ce=Math.max(0,ce+fe-50):Ae=Math.min(e.doc.height,Ae+fe+50),Da(e,{top:ce,bottom:Ae})}Gi<20&&(x.wheelStartX==null?(x.wheelStartX=k.scrollLeft,x.wheelStartY=k.scrollTop,x.wheelDX=r,x.wheelDY=i,setTimeout(function(){if(x.wheelStartX==null)return;var Re=k.scrollLeft-x.wheelStartX,Be=k.scrollTop-x.wheelStartY,We=Be&&x.wheelDY&&Be/x.wheelDY||Re&&x.wheelDX&&Re/x.wheelDX;if(x.wheelStartX=x.wheelStartY=null,!We)return;dr=(dr*Gi+We)/(Gi+1),++Gi},200)):(x.wheelDX+=r,x.wheelDY+=i))}var cr=function(e,t){this.ranges=e,this.primIndex=t};cr.prototype.primary=function(){return this.ranges[this.primIndex]},cr.prototype.equals=function(e){if(e==this)return!0;if(e.primIndex!=this.primIndex||e.ranges.length!=this.ranges.length)return!1;for(var t=0;t<this.ranges.length;t++){var n=this.ranges[t],r=e.ranges[t];if(!Gn(n.anchor,r.anchor)||!Gn(n.head,r.head))return!1}return!0},cr.prototype.deepCopy=function(){for(var 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jt(e.cm,hi)(e,t,n,r);if(t.to.line<e.first){Xo(e,t.text.length-1-(t.to.line-t.from.line));return}if(t.from.line>e.lastLine())return;if(t.from.line<e.first){var i=t.text.length-1-(e.first-t.from.line);Xo(e,i),t={from:Me(e.first,0),to:Me(t.to.line+i,t.to.ch),text:[be(t.text)],origin:t.origin}}var x=e.lastLine();t.to.line>x&&(t={from:t.from,to:Me(x,nt(e,x).text.length),text:[t.text[0]],origin:t.origin}),t.removed=Mr(e,t.from,t.to),n||(n=Oa(e,t)),e.cm?bl(e.cm,t,r):Pa(e,t,r),Yi(e,n,ve),e.cantEdit&&Ji(e,Me(e.firstLine(),0))&&(e.cantEdit=!1)}function bl(e,t,n){var r=e.doc,i=e.display,x=t.from,k=t.to,j=!1,H=x.line;e.options.lineWrapping||(H=At(ur(nt(r,x.line))),r.iter(H,k.line+1,function(ce){if(ce==i.maxLine)return j=!0,!0})),r.sel.contains(t.from,t.to)>-1&&le(e),Pa(r,t,n,ho(e)),e.options.lineWrapping||(r.iter(H,x.line+t.text.length,function(ce){var Ae=ei(ce);Ae>i.maxLineLength&&(i.maxLine=ce,i.maxLineLength=Ae,i.maxLineChanged=!0,j=!1)}),j&&(e.curOp.updateMaxLine=!0)),aa(r,x.line),di(e,400);var z=t.text.length-(k.line-x.line)-1;t.full?tr(e):x.line==k.line&&t.text.length==1&&!Po(e.doc,t)?Hr(e,x.line,"text"):tr(e,x.line,k.line+1,z);var $=ie(e,"changes"),ne=ie(e,"change");if(ne||$){var fe={from:x,to:k,text:t.text,removed:t.removed,origin:t.origin};ne&&Gt(e,"change",e,fe),$&&(e.curOp.changeObjs||(e.curOp.changeObjs=[])).push(fe)}e.display.selForContextMenu=null}function kn(e,t,n,r,i){var x;r||(r=n),dt(r,n)<0&&(x=[r,n],n=x[0],r=x[1]),typeof t=="string"&&(t=e.splitLines(t)),Pn(e,{from:n,to:r,text:t,origin:i})}function Zo(e,t,n,r){n<e.line?e.line+=r:t<e.line&&(e.line=t,e.ch=0)}function qo(e,t,n,r){for(var i=0;i<e.length;++i){var x=e[i],k=!0;if(x.ranges){x.copied||(x=e[i]=x.deepCopy(),x.copied=!0);for(var j=0;j<x.ranges.length;j++)Zo(x.ranges[j].anchor,t,n,r),Zo(x.ranges[j].head,t,n,r);continue}for(var H=0;H<x.changes.length;++H){var z=x.changes[H];if(n<z.from.line)z.from=Me(z.from.line+r,z.from.ch),z.to=Me(z.to.line+r,z.to.ch);else if(t<=z.to.line){k=!1;break}}k||(e.splice(0,i+1),i=0)}}function $o(e,t){var n=t.from.line,r=t.to.line,i=t.text.length-(r-n)-1;qo(e.done,n,r,i),qo(e.undone,n,r,i)}function mi(e,t,n,r){var i=t,x=t;return typeof t=="number"?x=nt(e,yn(e,t)):i=At(t),i==null?null:(r(x,i)&&e.cm&&Hr(e.cm,i,n),x)}function pi(e){this.lines=e,this.parent=null;for(var t=0,n=0;n<e.length;++n)e[n].parent=this,t+=e[n].height;this.height=t}pi.prototype={chunkSize:function(){return this.lines.length},removeInner:function(e,t){for(var n=e,r=e+t;n<r;++n){var i=this.lines[n];this.height-=i.height,it(i),Gt(i,"delete")}this.lines.splice(e,t)},collapse:function(e){e.push.apply(e,this.lines)},insertInner:function(e,t,n){this.height+=n,this.lines=this.lines.slice(0,e).concat(t).concat(this.lines.slice(e));for(var r=0;r<t.length;++r)t[r].parent=this},iterN:function(e,t,n){for(var r=e+t;e<r;++e)if(n(this.lines[e]))return!0}};function gi(e){this.children=e;for(var t=0,n=0,r=0;r<e.length;++r){var i=e[r];t+=i.chunkSize(),n+=i.height,i.parent=this}this.size=t,this.height=n,this.parent=null}gi.prototype={chunkSize:function(){return this.size},removeInner:function(e,t){this.size-=t;for(var n=0;n<this.children.length;++n){var r=this.children[n],i=r.chunkSize();if(e<i){var x=Math.min(t,i-e),k=r.height;if(r.removeInner(e,x),this.height-=k-r.height,i==x&&(this.children.splice(n--,1),r.parent=null),(t-=x)==0)break;e=0}else e-=i}if(this.size-t<25&&(this.children.length>1||!(this.children[0]instanceof pi))){var j=[];this.collapse(j),this.children=[new pi(j)],this.children[0].parent=this}},collapse:function(e){for(var t=0;t<this.children.length;++t)this.children[t].collapse(e)},insertInner:function(e,t,n){this.size+=t.length,this.height+=n;for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<=x){if(i.insertInner(e,t,n),i.lines&&i.lines.length>50){for(var k=i.lines.length%25+25,j=k;j<i.lines.length;){var H=new pi(i.lines.slice(j,j+=25));i.height-=H.height,this.children.splice(++r,0,H),H.parent=this}i.lines=i.lines.slice(0,k),this.maybeSpill()}break}e-=x}},maybeSpill:function(){if(this.children.length<=10)return;var e=this;do{var t=e.children.splice(e.children.length-5,5),n=new gi(t);if(e.parent){e.size-=n.size,e.height-=n.height;var i=re(e.parent.children,e);e.parent.children.splice(i+1,0,n)}else{var r=new gi(e.children);r.parent=e,e.children=[r,n],e=r}n.parent=e.parent}while(e.children.length>10);e.parent.maybeSpill()},iterN:function(e,t,n){for(var r=0;r<this.children.length;++r){var i=this.children[r],x=i.chunkSize();if(e<x){var k=Math.min(t,x-e);if(i.iterN(e,k,n))return!0;if((t-=k)==0)break;e=0}else e-=x}}};var vi=function(e,t,n){if(n)for(var r in n)n.hasOwnProperty(r)&&(this[r]=n[r]);this.doc=e,this.node=t};vi.prototype.clear=function(){var e=this.doc.cm,t=this.line.widgets,n=this.line,r=At(n);if(r==null||!t)return;for(var i=0;i<t.length;++i)t[i]==this&&t.splice(i--,1);t.length||(n.widgets=null);var x=ni(this);qt(n,Math.max(0,n.height-x)),e&&(or(e,function(){es(e,n,-x),Hr(e,r,"widget")}),Gt(e,"lineWidgetCleared",e,this,r))},vi.prototype.changed=function(){var e=this,t=this.height,n=this.doc.cm,r=this.line;this.height=null;var i=ni(this)-t;if(!i)return;Dr(this.doc,r)||qt(r,r.height+i),n&&or(n,function(){n.curOp.forceUpdate=!0,es(n,r,i),Gt(n,"lineWidgetChanged",n,e,At(r))})},oe(vi);function es(e,t,n){xr(t)<(e.curOp&&e.curOp.scrollTop||e.doc.scrollTop)&&Ca(e,n)}function xl(e,t,n,r){var i=new vi(e,n,r),x=e.cm;return x&&i.noHScroll&&(x.display.alignWidgets=!0),mi(e,t,"widget",function(k){var j=k.widgets||(k.widgets=[]);if(i.insertAt==null?j.push(i):j.splice(Math.min(j.length-1,Math.max(0,i.insertAt)),0,i),i.line=k,x&&!Dr(e,k)){var H=xr(k)<e.scrollTop;qt(k,k.height+ni(i)),H&&Ca(x,i.height),x.curOp.forceUpdate=!0}return!0}),x&&Gt(x,"lineWidgetAdded",x,i,typeof t=="number"?t:At(t)),i}var ts=0,Yr=function(e,t){this.lines=[],this.type=t,this.doc=e,this.id=++ts};Yr.prototype.clear=function(){if(this.explicitlyCleared)return;var e=this.doc.cm,t=e&&!e.curOp;if(t&&dn(e),ie(this,"clear")){var n=this.find();n&&Gt(this,"clear",n.from,n.to)}for(var r=null,i=null,x=0;x<this.lines.length;++x){var k=this.lines[x],j=br(k.markedSpans,this);e&&!this.collapsed?Hr(e,At(k),"text"):e&&(j.to!=null&&(i=At(k)),j.from!=null&&(r=At(k))),k.markedSpans=Zn(k.markedSpans,j),j.from==null&&this.collapsed&&!Dr(this.doc,k)&&e&&qt(k,wn(e.display))}if(e&&this.collapsed&&!e.options.lineWrapping)for(var H=0;H<this.lines.length;++H){var z=ur(this.lines[H]),$=ei(z);$>e.display.maxLineLength&&(e.display.maxLine=z,e.display.maxLineLength=$,e.display.maxLineChanged=!0)}r!=null&&e&&this.collapsed&&tr(e,r,i+1),this.lines.length=0,this.explicitlyCleared=!0,this.atomic&&this.doc.cantEdit&&(this.doc.cantEdit=!1,e&&Go(e.doc)),e&&Gt(e,"markerCleared",e,this,r,i),t&&cn(e),this.parent&&this.parent.clear()},Yr.prototype.find=function(e,t){e==null&&this.type=="bookmark"&&(e=1);for(var n,r,i=0;i<this.lines.length;++i){var x=this.lines[i],k=br(x.markedSpans,this);if(k.from!=null&&(n=Me(t?x:At(x),k.from),e==-1))return n;if(k.to!=null&&(r=Me(t?x:At(x),k.to),e==1))return r}return n&&{from:n,to:r}},Yr.prototype.changed=function(){var e=this,t=this.find(-1,!0),n=this,r=this.doc.cm;if(!t||!r)return;or(r,function(){var i=t.line,x=At(t.line),k=ha(r,x);if(k&&(io(k),r.curOp.selectionChanged=r.curOp.forceUpdate=!0),r.curOp.updateMaxLine=!0,!Dr(n.doc,i)&&n.height!=null){var j=n.height;n.height=null;var H=ni(n)-j;H&&qt(i,i.height+H)}Gt(r,"markerChanged",r,e)})},Yr.prototype.attachLine=function(e){if(!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(!t.maybeHiddenMarkers||re(t.maybeHiddenMarkers,this)==-1)&&(t.maybeUnhiddenMarkers||(t.maybeUnhiddenMarkers=[])).push(this)}this.lines.push(e)},Yr.prototype.detachLine=function(e){if(this.lines.splice(re(this.lines,e),1),!this.lines.length&&this.doc.cm){var t=this.doc.cm.curOp;(t.maybeHiddenMarkers||(t.maybeHiddenMarkers=[])).push(this)}},oe(Yr);function _n(e,t,n,r,i){if(r&&r.shared)return Al(e,t,n,r,i);if(e.cm&&!e.cm.curOp)return jt(e.cm,_n)(e,t,n,r,i);var x=new Yr(e,i),k=dt(t,n);if(r&&_(r,x,!1),k>0||k==0&&x.clearWhenEmpty!==!1)return x;if(x.replacedWith&&(x.collapsed=!0,x.widgetNode=g("span",[x.replacedWith],"CodeMirror-widget"),r.handleMouseEvents||x.widgetNode.setAttribute("cm-ignore-events","true"),r.insertLeft&&(x.widgetNode.insertLeft=!0)),x.collapsed){if(Pi(e,t.line,t,n,x)||t.line!=n.line&&Pi(e,n.line,t,n,x))throw new Error("Inserting collapsed marker partially overlapping an existing one");oa()}x.addToHistory&&Uo(e,{from:t,to:n,origin:"markText"},e.sel,NaN);var j=t.line,H=e.cm,z;if(e.iter(j,n.line+1,function(ne){H&&x.collapsed&&!H.options.lineWrapping&&ur(ne)==H.display.maxLine&&(z=!0),x.collapsed&&j!=t.line&&qt(ne,0),sa(ne,new $r(x,j==t.line?t.ch:null,j==n.line?n.ch:null)),++j}),x.collapsed&&e.iter(t.line,n.line+1,function(ne){Dr(e,ne)&&qt(ne,0)}),x.clearOnEnter&&ge(x,"beforeCursorEnter",function(){return x.clear()}),x.readOnly&&(Wr(),(e.history.done.length||e.history.undone.length)&&e.clearHistory()),x.collapsed&&(x.id=++ts,x.atomic=!0),H){if(z&&(H.curOp.updateMaxLine=!0),x.collapsed)tr(H,t.line,n.line+1);else if(x.className||x.startStyle||x.endStyle||x.css||x.attributes||x.title)for(var $=t.line;$<=n.line;$++)Hr(H,$,"text");x.atomic&&Go(H.doc),Gt(H,"markerAdded",H,x)}return x}var yi=function(e,t){this.markers=e,this.primary=t;for(var n=0;n<e.length;++n)e[n].parent=this};yi.prototype.clear=function(){if(this.explicitlyCleared)return;this.explicitlyCleared=!0;for(var e=0;e<this.markers.length;++e)this.markers[e].clear();Gt(this,"clear")},yi.prototype.find=function(e,t){return this.primary.find(e,t)},oe(yi);function Al(e,t,n,r,i){r=_(r),r.shared=!1;var x=[_n(e,t,n,r,i)],k=x[0],j=r.widgetNode;return Qr(e,function(H){j&&(r.widgetNode=j.cloneNode(!0)),x.push(_n(H,ft(H,t),ft(H,n),r,i));for(var z=0;z<H.linked.length;++z)if(H.linked[z].isParent)return;k=be(x)}),new yi(x,k)}function rs(e){return e.findMarks(Me(e.first,0),e.clipPos(Me(e.lastLine())),function(t){return t.parent})}function Tl(e,t){for(var n=0;n<t.length;n++){var r=t[n],i=r.find(),x=e.clipPos(i.from),k=e.clipPos(i.to);if(dt(x,k)){var j=_n(e,x,k,r.primary,r.primary.type);r.markers.push(j),j.parent=r}}}function Sl(e){for(var t=function(r){var i=e[r],x=[i.primary.doc];Qr(i.primary.doc,function(H){return x.push(H)});for(var k=0;k<i.markers.length;k++){var j=i.markers[k];re(x,j.doc)==-1&&(j.parent=null,i.markers.splice(k--,1))}},n=0;n<e.length;n++)t(n)}var Cl=0,rr=function(e,t,n,r,i){if(!(this instanceof rr))return new rr(e,t,n,r,i);n==null&&(n=0),gi.call(this,[new pi([new rn("",null)])]),this.first=n,this.scrollTop=this.scrollLeft=0,this.cantEdit=!1,this.cleanGeneration=1,this.modeFrontier=this.highlightFrontier=n;var x=Me(n,0);this.sel=zr(x),this.history=new zi(null),this.id=++Cl,this.modeOption=t,this.lineSep=r,this.direction=i=="rtl"?"rtl":"ltr",this.extend=!1,typeof e=="string"&&(e=this.splitLines(e)),Pa(this,{from:x,to:x,text:e}),Qt(this,zr(x),ve)};rr.prototype=Je(gi.prototype,{constructor:rr,iter:function(e,t,n){n?this.iterN(e-this.first,t-e,n):this.iterN(this.first,this.first+this.size,e)},insert:function(e,t){for(var n=0,r=0;r<t.length;++r)n+=t[r].height;this.insertInner(e-this.first,t,n)},remove:function(e,t){this.removeInner(e-this.first,t)},getValue:function(e){var t=mn(this,this.first,this.first+this.size);return e===!1?t:t.join(e||this.lineSeparator())},setValue:Wt(function(e){var t=Me(this.first,0),n=this.first+this.size-1;Pn(this,{from:t,to:Me(n,nt(this,n).text.length),text:this.splitLines(e),origin:"setValue",full:!0},!0),this.cm&&oi(this.cm,0,0),Qt(this,zr(t),ve)}),replaceRange:function(e,t,n,r){t=ft(this,t),n=n?ft(this,n):t,kn(this,e,t,n,r)},getRange:function(e,t,n){var r=Mr(this,ft(this,e),ft(this,t));return n===!1?r:r.join(n||this.lineSeparator())},getLine:function(e){var t=this.getLineHandle(e);return t&&t.text},getLineHandle:function(e){if(Pr(this,e))return nt(this,e)},getLineNumber:function(e){return At(e)},getLineHandleVisualStart:function(e){return typeof e=="number"&&(e=nt(this,e)),ur(e)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(e){return ft(this,e)},getCursor:function(e){var t=this.sel.primary(),n;return e==null||e=="head"?n=t.head:e=="anchor"?n=t.anchor:e=="end"||e=="to"||e===!1?n=t.to():n=t.from(),n},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:Wt(function(e,t,n){Wo(this,ft(this,typeof e=="number"?Me(e,t||0):e),null,n)}),setSelection:Wt(function(e,t,n){Wo(this,ft(this,e),ft(this,t||e),n)}),extendSelection:Wt(function(e,t,n){Qi(this,ft(this,e),t&&ft(this,t),n)}),extendSelections:Wt(function(e,t){jo(this,_e(this,e),t)}),extendSelectionsBy:Wt(function(e,t){var n=Ue(this.sel.ranges,e);jo(this,_e(this,n),t)}),setSelections:Wt(function(e,t,n){if(!e.length)return;for(var r=[],i=0;i<e.length;i++)r[i]=new St(ft(this,e[i].anchor),ft(this,e[i].head));t==null&&(t=Math.min(e.length-1,this.sel.primIndex)),Qt(this,Tr(this.cm,r,t),n)}),addSelection:Wt(function(e,t,n){var r=this.sel.ranges.slice(0);r.push(new St(ft(this,e),ft(this,t||e))),Qt(this,Tr(this.cm,r,r.length-1),n)}),getSelection:function(e){for(var t=this.sel.ranges,n,r=0;r<t.length;r++){var i=Mr(this,t[r].from(),t[r].to());n=n?n.concat(i):i}return e===!1?n:n.join(e||this.lineSeparator())},getSelections:function(e){for(var t=[],n=this.sel.ranges,r=0;r<n.length;r++){var i=Mr(this,n[r].from(),n[r].to());e!==!1&&(i=i.join(e||this.lineSeparator())),t[r]=i}return t},replaceSelection:function(e,t,n){for(var r=[],i=0;i<this.sel.ranges.length;i++)r[i]=e;this.replaceSelections(r,t,n||"+input")},replaceSelections:Wt(function(e,t,n){for(var r=[],i=this.sel,x=0;x<i.ranges.length;x++){var k=i.ranges[x];r[x]={from:k.from(),to:k.to(),text:this.splitLines(e[x]),origin:n}}for(var j=t&&t!="end"&&fl(this,r,t),H=r.length-1;H>=0;H--)Pn(this,r[H]);j?Ko(this,j):this.cm&&Rn(this.cm)}),undo:Wt(function(){Xi(this,"undo")}),redo:Wt(function(){Xi(this,"redo")}),undoSelection:Wt(function(){Xi(this,"undo",!0)}),redoSelection:Wt(function(){Xi(this,"redo",!0)}),setExtending:function(e){this.extend=e},getExtending:function(){return this.extend},historySize:function(){for(var e=this.history,t=0,n=0,r=0;r<e.done.length;r++)e.done[r].ranges||++t;for(var i=0;i<e.undone.length;i++)e.undone[i].ranges||++n;return{undo:t,redo:n}},clearHistory:function(){var e=this;this.history=new zi(this.history.maxGeneration),Qr(this,function(t){return t.history=e.history},!0)},markClean:function(){this.cleanGeneration=this.changeGeneration(!0)},changeGeneration:function(e){return e&&(this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null),this.history.generation},isClean:function(e){return this.history.generation==(e||this.cleanGeneration)},getHistory:function(){return{done:On(this.history.done),undone:On(this.history.undone)}},setHistory:function(e){var t=this.history=new zi(this.history.maxGeneration);t.done=On(e.done.slice(0),null,!0),t.undone=On(e.undone.slice(0),null,!0)},setGutterMarker:Wt(function(e,t,n){return mi(this,e,"gutter",function(r){var i=r.gutterMarkers||(r.gutterMarkers={});return 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i=e.state.keySeq;if(i){if(ss(t))return"handled";if(/\'$/.test(t)?e.state.keySeq=null:Ul.set(50,function(){e.state.keySeq==i&&(e.state.keySeq=null,e.display.input.reset())}),fs(e,i+" "+t,n,r))return!0}return fs(e,t,n,r)}function fs(e,t,n,r){var i=Bl(e,t,r);return i=="multi"&&(e.state.keySeq=t),i=="handled"&&Gt(e,"keyHandled",e,t,n),(i=="handled"||i=="multi")&&(Y(n),Aa(e)),!!i}function hs(e,t){var n=us(t,!0);return n?t.shiftKey&&!e.state.keySeq?Ai(e,"Shift-"+n,t,function(r){return $i(e,r,!0)})||Ai(e,n,t,function(r){if(typeof r=="string"?/^go[A-Z]/.test(r):r.motion)return $i(e,r)}):Ai(e,n,t,function(r){return $i(e,r)}):!1}function Nl(e,t,n){return Ai(e,"'"+n+"'",t,function(r){return $i(e,r,!0)})}var ja=null;function ms(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(t.curOp.focus=O(),Oe(t,e))return;U&&B<11&&e.keyCode==27&&(e.returnValue=!1);var n=e.keyCode;t.display.shift=n==16||e.shiftKey;var r=hs(t,e);T&&(ja=r?n:null,!r&&n==88&&!Ct&&(l?e.metaKey:e.ctrlKey)&&t.replaceSelection("",null,"cut")),D&&!l&&!r&&n==46&&e.shiftKey&&!e.ctrlKey&&document.execCommand&&document.execCommand("cut"),n==18&&!/\bCodeMirror-crosshair\b/.test(t.display.lineDiv.className)&&Fl(t)}function Fl(e){var t=e.display.lineDiv;N(t,"CodeMirror-crosshair");function n(r){(r.keyCode==18||!r.altKey)&&(h(t,"CodeMirror-crosshair"),je(document,"keyup",n),je(document,"mouseover",n))}ge(document,"keyup",n),ge(document,"mouseover",n)}function ps(e){e.keyCode==16&&(this.doc.sel.shift=!1),Oe(this,e)}function gs(e){var t=this;if(e.target&&e.target!=t.display.input.getField())return;if(Nr(t.display,e)||Oe(t,e)||e.ctrlKey&&!e.altKey||l&&e.metaKey)return;var n=e.keyCode,r=e.charCode;if(T&&n==ja){ja=null,Y(e);return}if(T&&(!e.which||e.which<10)&&hs(t,e))return;var i=String.fromCharCode(r==null?n:r);if(i=="\b")return;if(Nl(t,e,i))return;t.display.input.onKeyPress(e)}var jl=400,Wa=function(e,t,n){this.time=e,this.pos=t,this.button=n};Wa.prototype.compare=function(e,t,n){return this.time+jl>e&&dt(t,this.pos)==0&&n==this.button};var Ti,Si;function Wl(e,t){var n=+new Date;return Si&&Si.compare(n,e,t)?(Ti=Si=null,"triple"):Ti&&Ti.compare(n,e,t)?(Si=new Wa(n,e,t),Ti=null,"double"):(Ti=new Wa(n,e,t),Si=null,"single")}function vs(e){var t=this,n=t.display;if(Oe(t,e)||n.activeTouch&&n.input.supportsTouch())return;if(n.input.ensurePolled(),n.shift=e.shiftKey,Nr(n,e)){I||(n.scroller.draggable=!1,setTimeout(function(){return n.scroller.draggable=!0},100));return}if(Ka(t,e))return;var r=on(t,e),i=ye(e),x=r?Wl(r,i):"single";if(window.focus(),i==1&&t.state.selectingText&&t.state.selectingText(e),r&&Kl(t,i,r,x,e))return;i==1?r?Gl(t,r,x,e):se(e)==n.scroller&&Y(e):i==2?(r&&Qi(t.doc,r),setTimeout(function(){return n.input.focus()},20)):i==3&&(w?t.display.input.onContextMenu(e):yo(t))}function Kl(e,t,n,r,i){var x="Click";return r=="double"?x="Double"+x:r=="triple"&&(x="Triple"+x),x=(t==1?"Left":t==2?"Middle":"Right")+x,Ai(e,ls(x,i),i,function(k){if(typeof k=="string"&&(k=xi[k]),!k)return!1;var j=!1;try{e.isReadOnly()&&(e.state.suppressEdits=!0),j=k(e,n)!=Te}finally{e.state.suppressEdits=!1}return j})}function Hl(e,t,n){var r=e.getOption("configureMouse"),i=r?r(e,t,n):{};if(i.unit==null){var x=d?n.shiftKey&&n.metaKey:n.altKey;i.unit=x?"rectangle":t=="single"?"char":t=="double"?"word":"line"}return(i.extend==null||e.doc.extend)&&(i.extend=e.doc.extend||n.shiftKey),i.addNew==null&&(i.addNew=l?n.metaKey:n.ctrlKey),i.moveOnDrag==null&&(i.moveOnDrag=!(l?n.altKey:n.ctrlKey)),i}function Gl(e,t,n,r){U?setTimeout(F(vo,e),0):e.curOp.focus=O();var i=Hl(e,n,r),x=e.doc.sel,k;e.options.dragDrop&&Ce&&!e.isReadOnly()&&n=="single"&&(k=x.contains(t))>-1&&(dt((k=x.ranges[k]).from(),t)<0||t.xRel>0)&&(dt(k.to(),t)>0||t.xRel<0)?zl(e,r,t,i):Vl(e,r,t,i)}function zl(e,t,n,r){var i=e.display,x=!1,k=jt(e,function(z){I&&(i.scroller.draggable=!1),e.state.draggingText=!1,je(i.wrapper.ownerDocument,"mouseup",k),je(i.wrapper.ownerDocument,"mousemove",j),je(i.scroller,"dragstart",H),je(i.scroller,"drop",k),x||(Y(z),r.addNew||Qi(e.doc,n,null,null,r.extend),I&&!L||U&&B==9?setTimeout(function(){i.wrapper.ownerDocument.body.focus({preventScroll:!0}),i.input.focus()},20):i.input.focus())}),j=function(z){x=x||Math.abs(t.clientX-z.clientX)+Math.abs(t.clientY-z.clientY)>=10},H=function(){return x=!0};I&&(i.scroller.draggable=!0),e.state.draggingText=k,k.copy=!r.moveOnDrag,i.scroller.dragDrop&&i.scroller.dragDrop(),ge(i.wrapper.ownerDocument,"mouseup",k),ge(i.wrapper.ownerDocument,"mousemove",j),ge(i.scroller,"dragstart",H),ge(i.scroller,"drop",k),yo(e),setTimeout(function(){return i.input.focus()},20)}function ys(e,t,n){if(n=="char")return new St(t,t);if(n=="word")return e.findWordAt(t);if(n=="line")return new St(Me(t.line,0),ft(e.doc,Me(t.line+1,0)));var r=n(e,t);return new St(r.from,r.to)}function Vl(e,t,n,r){var i=e.display,x=e.doc;Y(t);var k,j,H=x.sel,z=H.ranges;if(r.addNew&&!r.extend?(j=x.sel.contains(n),j>-1?k=z[j]:k=new St(n,n)):(k=x.sel.primary(),j=x.sel.primIndex),r.unit=="rectangle")r.addNew||(k=new St(n,n)),n=on(e,t,!0,!0),j=-1;else{var $=ys(e,n,r.unit);r.extend?k=_a(k,$.anchor,$.head,r.extend):k=$}r.addNew?j==-1?(j=z.length,Qt(x,Tr(e,z.concat([k]),j),{scroll:!1,origin:"*mouse"})):z.length>1&&z[j].empty()&&r.unit=="char"&&!r.extend?(Qt(x,Tr(e,z.slice(0,j).concat(z.slice(j+1)),0),{scroll:!1,origin:"*mouse"}),H=x.sel):Ba(x,j,k,pe):(j=0,Qt(x,new cr([k],0),pe),H=x.sel);var ne=n;function fe(Ke){if(dt(ne,Ke)==0)return;if(ne=Ke,r.unit=="rectangle"){for(var et=[],ut=e.options.tabSize,ot=J(nt(x,n.line).text,n.ch,ut),mt=J(nt(x,Ke.line).text,Ke.ch,ut),Lt=Math.min(ot,mt),Kt=Math.max(ot,mt),It=Math.min(n.line,Ke.line),sr=Math.min(e.lastLine(),Math.max(n.line,Ke.line));It<=sr;It++){var nr=nt(x,It).text,kt=me(nr,Lt,ut);Lt==Kt?et.push(new 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Be(Ke){e.state.selectingText=!1,Ae=Infinity,Ke&&(Y(Ke),i.input.focus()),je(i.wrapper.ownerDocument,"mousemove",We),je(i.wrapper.ownerDocument,"mouseup",$e),x.history.lastSelOrigin=null}var We=jt(e,function(Ke){Ke.buttons===0||!ye(Ke)?Be(Ke):Re(Ke)}),$e=jt(e,Be);e.state.selectingText=$e,ge(i.wrapper.ownerDocument,"mousemove",We),ge(i.wrapper.ownerDocument,"mouseup",$e)}function Ql(e,t){var n=t.anchor,r=t.head,i=nt(e.doc,n.line);if(dt(n,r)==0&&n.sticky==r.sticky)return t;var x=Xe(i);if(!x)return t;var k=Ve(x,n.ch,n.sticky),j=x[k];if(j.from!=n.ch&&j.to!=n.ch)return t;var H=k+(j.from==n.ch==(j.level!=1)?0:1);if(H==0||H==x.length)return t;var z;if(r.line!=n.line)z=(r.line-n.line)*(e.doc.direction=="ltr"?1:-1)>0;else{var $=Ve(x,r.ch,r.sticky),ne=$-k||(r.ch-n.ch)*(j.level==1?-1:1);$==H-1||$==H?z=ne<0:z=ne>0}var fe=x[H+(z?-1:0)],ce=z==(fe.level==1),Ae=ce?fe.from:fe.to,Re=ce?"after":"before";return n.ch==Ae&&n.sticky==Re?t:new St(new Me(n.line,Ae,Re),r)}function Es(e,t,n,r){var i,x;if(t.touches)i=t.touches[0].clientX,x=t.touches[0].clientY;else try{i=t.clientX,x=t.clientY}catch(fe){return!1}if(i>=Math.floor(e.display.gutters.getBoundingClientRect().right))return!1;r&&Y(t);var k=e.display,j=k.lineDiv.getBoundingClientRect();if(x>j.bottom||!ie(e,n))return Z(t);x-=j.top-k.viewOffset;for(var H=0;H<e.display.gutterSpecs.length;++H){var z=k.gutters.childNodes[H];if(z&&z.getBoundingClientRect().right>=i){var $=gr(e.doc,x),ne=e.display.gutterSpecs[H];return Ee(e,n,e,$,ne.className,t),Z(t)}}}function Ka(e,t){return Es(e,t,"gutterClick",!0)}function bs(e,t){if(Nr(e.display,t)||Yl(e,t))return;if(Oe(e,t,"contextmenu"))return;w||e.display.input.onContextMenu(t)}function Yl(e,t){return ie(e,"gutterContextMenu")?Es(e,t,"gutterContextMenu",!1):!1}function xs(e){e.display.wrapper.className=e.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+e.options.theme.replace(/(^|\s)\s*/g," cm-s-"),ii(e)}var Nn={toString:function(){return"CodeMirror.Init"}},As={},ea={};function Jl(e){var t=e.optionHandlers;function n(r,i,x,k){e.defaults[r]=i,x&&(t[r]=k?function(j,H,z){z!=Nn&&x(j,H,z)}:x)}e.defineOption=n,e.Init=Nn,n("value","",function(r,i){return r.setValue(i)},!0),n("mode",null,function(r,i){r.doc.modeOption=i,Ma(r)},!0),n("indentUnit",2,Ma,!0),n("indentWithTabs",!1),n("smartIndent",!0),n("tabSize",4,function(r){fi(r),ii(r),tr(r)},!0),n("lineSeparator",null,function(r,i){if(r.doc.lineSep=i,!i)return;var x=[],k=r.doc.first;r.doc.iter(function(H){for(var z=0;;){var $=H.text.indexOf(i,z);if($==-1)break;z=$+i.length,x.push(Me(k,$))}k++});for(var j=x.length-1;j>=0;j--)kn(r.doc,i,x[j],Me(x[j].line,x[j].ch+i.length))}),n("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200c\u200e\u200f\u2028\u2029\ufeff\ufff9-\ufffc]/g,function(r,i,x){r.state.specialChars=new RegExp(i.source+(i.test(" ")?"":"| "),"g"),x!=Nn&&r.refresh()}),n("specialCharPlaceholder",Dt,function(r){return r.refresh()},!0),n("electricChars",!0),n("inputStyle",o?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},!0),n("spellcheck",!1,function(r,i){return r.getInputField().spellcheck=i},!0),n("autocorrect",!1,function(r,i){return r.getInputField().autocorrect=i},!0),n("autocapitalize",!1,function(r,i){return r.getInputField().autocapitalize=i},!0),n("rtlMoveVisually",!A),n("wholeLineUpdateBefore",!0),n("theme","default",function(r){xs(r),ci(r)},!0),n("keyMap","default",function(r,i,x){var k=qi(i),j=x!=Nn&&qi(x);j&&j.detach&&j.detach(r,k),k.attach&&k.attach(r,j||null)}),n("extraKeys",null),n("configureMouse",null),n("lineWrapping",!1,Zl,!0),n("gutters",[],function(r,i){r.display.gutterSpecs=Ia(i,r.options.lineNumbers),ci(r)},!0),n("fixedGutter",!0,function(r,i){r.display.gutters.style.left=i?ba(r.display)+"px":"0",r.refresh()},!0),n("coverGutterNextToScrollbar",!1,function(r){return 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r.refresh()},!0),n("maxHighlightLength",1e4,fi,!0),n("moveInputWithCursor",!0,function(r,i){i||r.display.input.resetPosition()}),n("tabindex",null,function(r,i){return r.display.input.getField().tabIndex=i||""}),n("autofocus",null),n("direction","ltr",function(r,i){return r.doc.setDirection(i)},!0),n("phrases",null)}function Xl(e,t,n){var r=n&&n!=Nn;if(!t!=!r){var i=e.display.dragFunctions,x=t?ge:je;x(e.display.scroller,"dragstart",i.start),x(e.display.scroller,"dragenter",i.enter),x(e.display.scroller,"dragover",i.over),x(e.display.scroller,"dragleave",i.leave),x(e.display.scroller,"drop",i.drop)}}function Zl(e){e.options.lineWrapping?(N(e.display.wrapper,"CodeMirror-wrap"),e.display.sizer.style.minWidth="",e.display.sizerWidth=null):(h(e.display.wrapper,"CodeMirror-wrap"),_i(e)),xa(e),tr(e),ii(e),setTimeout(function(){return In(e)},100)}function Rt(e,t){var n=this;if(!(this instanceof Rt))return new Rt(e,t);this.options=t=t?_(t):{},_(As,t,!1);var r=t.value;typeof r=="string"?r=new rr(r,t.mode,null,t.lineSeparator,t.direction):t.mode&&(r.modeOption=t.mode),this.doc=r;var i=new Rt.inputStyles[t.inputStyle](this),x=this.display=new dl(e,r,i,t);x.wrapper.CodeMirror=this,xs(this),t.lineWrapping&&(this.display.wrapper.className+=" CodeMirror-wrap"),So(this),this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:!1,delayingBlurEvent:!1,focused:!1,suppressEdits:!1,pasteIncoming:-1,cutIncoming:-1,selectingText:!1,draggingText:!1,highlight:new ee,keySeq:null,specialChars:null},t.autofocus&&!o&&x.input.focus(),U&&B<11&&setTimeout(function(){return n.display.input.reset(!0)},20),ql(this),Rl(),dn(this),this.curOp.forceUpdate=!0,ko(this,r),t.autofocus&&!o||this.hasFocus()?setTimeout(function(){n.hasFocus()&&!n.state.focused&&Ta(n)},20):Ln(this);for(var k in ea)ea.hasOwnProperty(k)&&ea[k](this,t[k],Nn);Do(this),t.finishInit&&t.finishInit(this);for(var j=0;j<Ha.length;++j)Ha[j](this);cn(this),I&&t.lineWrapping&&getComputedStyle(x.lineDiv).textRendering=="optimizelegibility"&&(x.lineDiv.style.textRendering="auto")}Rt.defaults=As,Rt.optionHandlers=ea;function ql(e){var t=e.display;ge(t.scroller,"mousedown",jt(e,vs)),U&&B<11?ge(t.scroller,"dblclick",jt(e,function(H){if(Oe(e,H))return;var z=on(e,H);if(!z||Ka(e,H)||Nr(e.display,H))return;Y(H);var $=e.findWordAt(z);Qi(e.doc,$.anchor,$.head)})):ge(t.scroller,"dblclick",function(H){return Oe(e,H)||Y(H)}),ge(t.scroller,"contextmenu",function(H){return bs(e,H)}),ge(t.input.getField(),"contextmenu",function(H){t.scroller.contains(H.target)||bs(e,H)});var n,r={end:0};function i(){t.activeTouch&&(n=setTimeout(function(){return t.activeTouch=null},1e3),r=t.activeTouch,r.end=+new Date)}function x(H){if(H.touches.length!=1)return!1;var z=H.touches[0];return z.radiusX<=1&&z.radiusY<=1}function k(H,z){if(z.left==null)return!0;var $=z.left-H.left,ne=z.top-H.top;return $*$+ne*ne>20*20}ge(t.scroller,"touchstart",function(H){if(!Oe(e,H)&&!x(H)&&!Ka(e,H)){t.input.ensurePolled(),clearTimeout(n);var z=+new Date;t.activeTouch={start:z,moved:!1,prev:z-r.end<=300?r:null},H.touches.length==1&&(t.activeTouch.left=H.touches[0].pageX,t.activeTouch.top=H.touches[0].pageY)}}),ge(t.scroller,"touchmove",function(){t.activeTouch&&(t.activeTouch.moved=!0)}),ge(t.scroller,"touchend",function(H){var z=t.activeTouch;if(z&&!Nr(t,H)&&z.left!=null&&!z.moved&&new Date-z.start<300){var $=e.coordsChar(t.activeTouch,"page"),ne;!z.prev||k(z,z.prev)?ne=new St($,$):!z.prev.prev||k(z,z.prev.prev)?ne=e.findWordAt($):ne=new St(Me($.line,0),ft(e.doc,Me($.line+1,0))),e.setSelection(ne.anchor,ne.head),e.focus(),Y(H)}i()}),ge(t.scroller,"touchcancel",i),ge(t.scroller,"scroll",function(){t.scroller.clientHeight&&(si(e,t.scroller.scrollTop),ln(e,t.scroller.scrollLeft,!0),Ee(e,"scroll",e))}),ge(t.scroller,"mousewheel",function(H){return Io(e,H)}),ge(t.scroller,"DOMMouseScroll",function(H){return Io(e,H)}),ge(t.wrapper,"scroll",function(){return t.wrapper.scrollTop=t.wrapper.scrollLeft=0}),t.dragFunctions={enter:function(H){Oe(e,H)||te(H)},over:function(H){Oe(e,H)||(Ll(e,H),te(H))},start:function(H){return Dl(e,H)},drop:jt(e,wl),leave:function(H){Oe(e,H)||is(e)}};var j=t.input.getField();ge(j,"keyup",function(H){return ps.call(e,H)}),ge(j,"keydown",jt(e,ms)),ge(j,"keypress",jt(e,gs)),ge(j,"focus",function(H){return Ta(e,H)}),ge(j,"blur",function(H){return Ln(e,H)})}var Ha=[];Rt.defineInitHook=function(e){return Ha.push(e)};function Ci(e,t,n,r){var i=e.doc,x;n==null&&(n="add"),n=="smart"&&(i.mode.indent?x=vr(e,t).state:n="prev");var k=e.options.tabSize,j=nt(i,t),H=J(j.text,null,k);j.stateAfter&&(j.stateAfter=null);var z=j.text.match(/^\s*/)[0],$;if(!r&&!/\S/.test(j.text))$=0,n="not";else if(n=="smart"&&($=i.mode.indent(x,j.text.slice(z.length),j.text),$==Te||$>150)){if(!r)return;n="prev"}n=="prev"?t>i.first?$=J(nt(i,t-1).text,null,k):$=0:n=="add"?$=H+e.options.indentUnit:n=="subtract"?$=H-e.options.indentUnit:typeof n=="number"&&($=H+n),$=Math.max(0,$);var ne="",fe=0;if(e.options.indentWithTabs)for(var ce=Math.floor($/k);ce;--ce)fe+=k,ne+=" ";if(fe<$&&(ne+=ue($-fe)),ne!=z)return kn(i,ne,Me(t,0),Me(t,z.length),"+input"),j.stateAfter=null,!0;for(var Ae=0;Ae<i.sel.ranges.length;Ae++){var Re=i.sel.ranges[Ae];if(Re.head.line==t&&Re.head.ch<z.length){var Be=Me(t,z.length);Ba(i,Ae,new St(Be,Be));break}}}var Sr=null;function ta(e){Sr=e}function Ga(e,t,n,r,i){var x=e.doc;e.display.shift=!1,r||(r=x.sel);var k=+new Date-200,j=i=="paste"||e.state.pasteIncoming>k,H=ht(t),z=null;if(j&&r.ranges.length>1)if(Sr&&Sr.text.join(`
`)==t){if(r.ranges.length%Sr.text.length==0){z=[];for(var $=0;$<Sr.text.length;$++)z.push(x.splitLines(Sr.text[$]))}}else H.length==r.ranges.length&&e.options.pasteLinesPerSelection&&(z=Ue(H,function(We){return[We]}));for(var ne=e.curOp.updateInput,fe=r.ranges.length-1;fe>=0;fe--){var ce=r.ranges[fe],Ae=ce.from(),Re=ce.to();ce.empty()&&(n&&n>0?Ae=Me(Ae.line,Ae.ch-n):e.state.overwrite&&!j?Re=Me(Re.line,Math.min(nt(x,Re.line).text.length,Re.ch+be(H).length)):j&&Sr&&Sr.lineWise&&Sr.text.join(`
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`)&&(Ae=Re=Me(Ae.line,0)));var Be={from:Ae,to:Re,text:z?z[fe%z.length]:H,origin:i||(j?"paste":e.state.cutIncoming>k?"cut":"+input")};Pn(e.doc,Be),Gt(e,"inputRead",e,Be)}t&&!j&&Ss(e,t),Rn(e),e.curOp.updateInput<2&&(e.curOp.updateInput=ne),e.curOp.typing=!0,e.state.pasteIncoming=e.state.cutIncoming=-1}function Ts(e,t){var n=e.clipboardData&&e.clipboardData.getData("Text");if(n)return e.preventDefault(),!t.isReadOnly()&&!t.options.disableInput&&or(t,function(){return Ga(t,n,0,null,"paste")}),!0}function Ss(e,t){if(!e.options.electricChars||!e.options.smartIndent)return;for(var n=e.doc.sel,r=n.ranges.length-1;r>=0;r--){var i=n.ranges[r];if(i.head.ch>100||r&&n.ranges[r-1].head.line==i.head.line)continue;var x=e.getModeAt(i.head),k=!1;if(x.electricChars){for(var j=0;j<x.electricChars.length;j++)if(t.indexOf(x.electricChars.charAt(j))>-1){k=Ci(e,i.head.line,"smart");break}}else x.electricInput&&(x.electricInput.test(nt(e.doc,i.head.line).text.slice(0,i.head.ch))&&(k=Ci(e,i.head.line,"smart")));k&&Gt(e,"electricInput",e,i.head.line)}}function Cs(e){for(var t=[],n=[],r=0;r<e.doc.sel.ranges.length;r++){var i=e.doc.sel.ranges[r].head.line,x={anchor:Me(i,0),head:Me(i+1,0)};n.push(x),t.push(e.getRange(x.anchor,x.head))}return{text:t,ranges:n}}function ws(e,t,n,r){e.setAttribute("autocorrect",n?"":"off"),e.setAttribute("autocapitalize",r?"":"off"),e.setAttribute("spellcheck",!!t)}function Ds(){var e=a("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none"),t=a("div",[e],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");return I?e.style.width="1000px":e.setAttribute("wrap","off"),E&&(e.style.border="1px solid black"),ws(e),t}function $l(e){var t=e.optionHandlers,n=e.helpers={};e.prototype={constructor:e,focus:function(){window.focus(),this.display.input.focus()},setOption:function(r,i){var x=this.options,k=x[r];if(x[r]==i&&r!="mode")return;x[r]=i,t.hasOwnProperty(r)&&jt(this,t[r])(this,i,k),Ee(this,"optionChange",this,r)},getOption:function(r){return this.options[r]},getDoc:function(){return this.doc},addKeyMap:function(r,i){this.state.keyMaps[i?"push":"unshift"](qi(r))},removeKeyMap:function(r){for(var i=this.state.keyMaps,x=0;x<i.length;++x)if(i[x]==r||i[x].name==r)return i.splice(x,1),!0},addOverlay:Xt(function(r,i){var x=r.token?r:e.getMode(this.options,r);if(x.startState)throw new Error("Overlays may not be stateful.");Pe(this.state.overlays,{mode:x,modeSpec:r,opaque:i&&i.opaque,priority:i&&i.priority||0},function(k){return k.priority}),this.state.modeGen++,tr(this)}),removeOverlay:Xt(function(r){for(var i=this.state.overlays,x=0;x<i.length;++x){var k=i[x].modeSpec;if(k==r||typeof r=="string"&&k.name==r){i.splice(x,1),this.state.modeGen++,tr(this);return}}}),indentLine:Xt(function(r,i,x){typeof i!="string"&&typeof i!="number"&&(i==null?i=this.options.smartIndent?"smart":"prev":i=i?"add":"subtract"),Pr(this.doc,r)&&Ci(this,r,i,x)}),indentSelection:Xt(function(r){for(var i=this.doc.sel.ranges,x=-1,k=0;k<i.length;k++){var j=i[k];if(j.empty())j.head.line>x&&(Ci(this,j.head.line,r,!0),x=j.head.line,k==this.doc.sel.primIndex&&Rn(this));else{var H=j.from(),z=j.to(),$=Math.max(x,H.line);x=Math.min(this.lastLine(),z.line-(z.ch?0:1))+1;for(var ne=$;ne<x;++ne)Ci(this,ne,r);var fe=this.doc.sel.ranges;H.ch==0&&i.length==fe.length&&fe[k].from().ch>0&&Ba(this.doc,k,new St(H,fe[k].to()),ve)}}}),getTokenAt:function(r,i){return Di(this,r,i)},getLineTokens:function(r,i){return Di(this,Me(r),i,!0)},getTokenTypeAt:function(r){r=ft(this.doc,r);var i=qr(this,nt(this.doc,r.line)),x=0,k=(i.length-1)/2,j=r.ch,H;if(j==0)H=i[2];else for(;;){var z=x+k>>1;if((z?i[z*2-1]:0)>=j)k=z;else if(i[z*2+1]<j)x=z+1;else{H=i[z*2+2];break}}var $=H?H.indexOf("overlay "):-1;return $<0?H:$==0?null:H.slice(0,$-1)},getModeAt:function(r){var i=this.doc.mode;return i.innerMode?e.innerMode(i,this.getTokenAt(r).state).mode:i},getHelper:function(r,i){return this.getHelpers(r,i)[0]},getHelpers:function(r,i){var x=[];if(!n.hasOwnProperty(i))return x;var k=n[i],j=this.getModeAt(r);if(typeof j[i]=="string")k[j[i]]&&x.push(k[j[i]]);else if(j[i])for(var H=0;H<j[i].length;H++){var z=k[j[i][H]];z&&x.push(z)}else j.helperType&&k[j.helperType]?x.push(k[j.helperType]):k[j.name]&&x.push(k[j.name]);for(var $=0;$<k._global.length;$++){var ne=k._global[$];ne.pred(j,this)&&re(x,ne.val)==-1&&x.push(ne.val)}return x},getStateAfter:function(r,i){var x=this.doc;return r=yn(x,r==null?x.first+x.size-1:r),vr(this,r+1,i).state},cursorCoords:function(r,i){var x,k=this.doc.sel.primary();return r==null?x=k.head:typeof r=="object"?x=ft(this.doc,r):x=r?k.from():k.to(),Ar(this,x,i||"page")},charCoords:function(r,i){return pa(this,ft(this.doc,r),i||"page")},coordsChar:function(r,i){return r=lo(this,r,i||"page"),va(this,r.left,r.top)},lineAtHeight:function(r,i){return r=lo(this,{top:r,left:0},i||"page").top,gr(this.doc,r+this.display.viewOffset)},heightAtLine:function(r,i,x){var k=!1,j;if(typeof r=="number"){var H=this.doc.first+this.doc.size-1;r<this.doc.first?r=this.doc.first:r>H&&(r=H,k=!0),j=nt(this.doc,r)}else j=r;return Ui(this,j,{top:0,left:0},i||"page",x||k).top+(k?this.doc.height-xr(j):0)},defaultTextHeight:function(){return wn(this.display)},defaultCharWidth:function(){return Dn(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(r,i,x,k,j){var H=this.display;r=Ar(this,ft(this.doc,r));var z=r.bottom,$=r.left;if(i.style.position="absolute",i.setAttribute("cm-ignore-events","true"),this.display.input.setUneditable(i),H.sizer.appendChild(i),k=="over")z=r.top;else if(k=="above"||k=="near"){var ne=Math.max(H.wrapper.clientHeight,this.doc.height),fe=Math.max(H.sizer.clientWidth,H.lineSpace.clientWidth);(k=="above"||r.bottom+i.offsetHeight>ne)&&r.top>i.offsetHeight?z=r.top-i.offsetHeight:r.bottom+i.offsetHeight<=ne&&(z=r.bottom),$+i.offsetWidth>fe&&($=fe-i.offsetWidth)}i.style.top=z+"px",i.style.left=i.style.right="",j=="right"?($=H.sizer.clientWidth-i.offsetWidth,i.style.right="0px"):(j=="left"?$=0:j=="middle"&&($=(H.sizer.clientWidth-i.offsetWidth)/2),i.style.left=$+"px"),x&&Xs(this,{left:$,top:z,right:$+i.offsetWidth,bottom:z+i.offsetHeight})},triggerOnKeyDown:Xt(ms),triggerOnKeyPress:Xt(gs),triggerOnKeyUp:ps,triggerOnMouseDown:Xt(vs),execCommand:function(r){if(xi.hasOwnProperty(r))return xi[r].call(null,this)},triggerElectric:Xt(function(r){Ss(this,r)}),findPosH:function(r,i,x,k){var j=1;i<0&&(j=-1,i=-i);for(var H=ft(this.doc,r),z=0;z<i&&!(H=za(this.doc,H,j,x,k),H.hitSide);++z);return H},moveH:Xt(function(r,i){var x=this;this.extendSelectionsBy(function(k){return x.display.shift||x.doc.extend||k.empty()?za(x.doc,k.head,r,i,x.options.rtlMoveVisually):r<0?k.from():k.to()},he)}),deleteH:Xt(function(r,i){var x=this.doc.sel,k=this.doc;x.somethingSelected()?k.replaceSelection("",null,"+delete"):Un(this,function(j){var H=za(k,j.head,r,i,!1);return r<0?{from:H,to:j.head}:{from:j.head,to:H}})}),findPosV:function(r,i,x,k){var j=1,H=k;i<0&&(j=-1,i=-i);for(var z=ft(this.doc,r),$=0;$<i;++$){var ne=Ar(this,z,"div");if(H==null?H=ne.left:ne.left=H,z=Ls(this,ne,j,x),z.hitSide)break}return z},moveV:Xt(function(r,i){var x=this,k=this.doc,j=[],H=!this.display.shift&&!k.extend&&k.sel.somethingSelected();if(k.extendSelectionsBy(function($){if(H)return r<0?$.from():$.to();var ne=Ar(x,$.head,"div");$.goalColumn!=null&&(ne.left=$.goalColumn),j.push(ne.left);var fe=Ls(x,ne,r,i);return i=="page"&&$==k.sel.primary()&&Ca(x,pa(x,fe,"div").top-ne.top),fe},he),j.length)for(var z=0;z<k.sel.ranges.length;z++)k.sel.ranges[z].goalColumn=j[z]}),findWordAt:function(r){var i=this.doc,x=nt(i,r.line).text,k=r.ch,j=r.ch;if(x){var H=this.getHelper(r,"wordChars");(r.sticky=="before"||j==x.length)&&k?--k:++j;for(var z=x.charAt(k),$=ke(z,H)?function(ne){return ke(ne,H)}:/\s/.test(z)?function(ne){return/\s/.test(ne)}:function(ne){return!/\s/.test(ne)&&!ke(ne)};k>0&&$(x.charAt(k-1));)--k;for(;j<x.length&&$(x.charAt(j));)++j}return new St(Me(r.line,k),Me(r.line,j))},toggleOverwrite:function(r){if(r!=null&&r==this.state.overwrite)return;(this.state.overwrite=!this.state.overwrite)?N(this.display.cursorDiv,"CodeMirror-overwrite"):h(this.display.cursorDiv,"CodeMirror-overwrite"),Ee(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==O()},isReadOnly:function(){return!!(this.options.readOnly||this.doc.cantEdit)},scrollTo:Xt(function(r,i){oi(this,r,i)}),getScrollInfo:function(){var r=this.display.scroller;return{left:r.scrollLeft,top:r.scrollTop,height:r.scrollHeight-Lr(this)-this.display.barHeight,width:r.scrollWidth-Lr(this)-this.display.barWidth,clientHeight:fa(this),clientWidth:nn(this)}},scrollIntoView:Xt(function(r,i){r==null?(r={from:this.doc.sel.primary().head,to:null},i==null&&(i=this.options.cursorScrollMargin)):typeof r=="number"?r={from:Me(r,0),to:null}:r.from==null&&(r={from:r,to:null}),r.to||(r.to=r.from),r.margin=i||0,r.from.line!=null?Zs(this,r):bo(this,r.from,r.to,r.margin)}),setSize:Xt(function(r,i){var x=this,k=function(H){return typeof H=="number"||/^\d+$/.test(String(H))?H+"px":H};r!=null&&(this.display.wrapper.style.width=k(r)),i!=null&&(this.display.wrapper.style.height=k(i)),this.options.lineWrapping&&ao(this);var j=this.display.viewFrom;this.doc.iter(j,this.display.viewTo,function(H){if(H.widgets){for(var z=0;z<H.widgets.length;z++)if(H.widgets[z].noHScroll){Hr(x,j,"widget");break}}++j}),this.curOp.forceUpdate=!0,Ee(this,"refresh",this)}),operation:function(r){return or(this,r)},startOperation:function(){return dn(this)},endOperation:function(){return cn(this)},refresh:Xt(function(){var r=this.display.cachedTextHeight;tr(this),this.curOp.forceUpdate=!0,ii(this),oi(this,this.doc.scrollLeft,this.doc.scrollTop),La(this.display),(r==null||Math.abs(r-wn(this.display))>.5||this.options.lineWrapping)&&xa(this),Ee(this,"refresh",this)}),swapDoc:Xt(function(r){var i=this.doc;return i.cm=null,this.state.selectingText&&this.state.selectingText(),ko(this,r),ii(this),this.display.input.reset(),oi(this,r.scrollLeft,r.scrollTop),this.curOp.forceScroll=!0,Gt(this,"swapDoc",this,i),i}),phrase:function(r){var i=this.options.phrases;return i&&Object.prototype.hasOwnProperty.call(i,r)?i[r]:r},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}},oe(e),e.registerHelper=function(r,i,x){n.hasOwnProperty(r)||(n[r]=e[r]={_global:[]}),n[r][i]=x},e.registerGlobalHelper=function(r,i,x,k){e.registerHelper(r,i,k),n[r]._global.push({pred:x,val:k})}}function za(e,t,n,r,i){var x=t,k=n,j=nt(e,t.line),H=i&&e.direction=="rtl"?-n:n;function z(){var $e=t.line+H;return $e<e.first||$e>=e.first+e.size?!1:(t=new Me($e,t.ch,t.sticky),j=nt(e,$e))}function $($e){var Ke;if(r=="codepoint"){var et=j.text.charCodeAt(t.ch+(r>0?0:-1));isNaN(et)?Ke=null:Ke=new Me(t.line,Math.max(0,Math.min(j.text.length,t.ch+n*(et>=55296&&et<56320?2:1))),-n)}else i?Ke=kl(e.cm,j,t,n):Ke=Na(j,t,n);if(Ke==null)if(!$e&&z())t=Fa(i,e.cm,j,t.line,H);else return!1;else t=Ke;return!0}if(r=="char"||r=="codepoint")$();else if(r=="column")$(!0);else if(r=="word"||r=="group")for(var ne=null,fe=r=="group",ce=e.cm&&e.cm.getHelper(t,"wordChars"),Ae=!0;!(n<0&&!$(!Ae));Ae=!1){var Re=j.text.charAt(t.ch)||`
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`?"n":!fe||/\s/.test(Re)?null:"p";if(fe&&!Ae&&!Be&&(Be="s"),ne&&ne!=Be){n<0&&(n=1,$(),t.sticky="after");break}if(Be&&(ne=Be),n>0&&!$(!Ae))break}var We=Ji(e,t,x,k,!0);return Gn(x,We)&&(We.hitSide=!0),We}function Ls(e,t,n,r){var i=e.doc,x=t.left,k;if(r=="page"){var j=Math.min(e.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight),H=Math.max(j-.5*wn(e.display),3);k=(n>0?t.bottom:t.top)+n*H}else r=="line"&&(k=n>0?t.bottom+3:t.top-3);for(var z;!(z=va(e,x,k),!z.outside);){if(n<0?k<=0:k>=i.height){z.hitSide=!0;break}k+=n*5}return z}var wt=function(e){this.cm=e,this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null,this.polling=new ee,this.composing=null,this.gracePeriod=!1,this.readDOMTimeout=null};wt.prototype.init=function(e){var t=this,n=this,r=n.cm,i=n.div=e.lineDiv;ws(i,r.options.spellcheck,r.options.autocorrect,r.options.autocapitalize);function x(j){for(var H=j.target;H;H=H.parentNode){if(H==i)return!0;if(/\bCodeMirror-(?:line)?widget\b/.test(H.className))break}return!1}ge(i,"paste",function(j){if(!x(j)||Oe(r,j)||Ts(j,r))return;B<=11&&setTimeout(jt(r,function(){return t.updateFromDOM()}),20)}),ge(i,"compositionstart",function(j){t.composing={data:j.data,done:!1}}),ge(i,"compositionupdate",function(j){t.composing||(t.composing={data:j.data,done:!1})}),ge(i,"compositionend",function(j){t.composing&&(j.data!=t.composing.data&&t.readFromDOMSoon(),t.composing.done=!0)}),ge(i,"touchstart",function(){return n.forceCompositionEnd()}),ge(i,"input",function(){t.composing||t.readFromDOMSoon()});function k(j){if(!x(j)||Oe(r,j))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()}),j.type=="cut"&&r.replaceSelection("",null,"cut");else if(r.options.lineWiseCopyCut){var H=Cs(r);ta({lineWise:!0,text:H.text}),j.type=="cut"&&r.operation(function(){r.setSelections(H.ranges,0,ve),r.replaceSelection("",null,"cut")})}else return;if(j.clipboardData){j.clipboardData.clearData();var z=Sr.text.join(`
`);if(j.clipboardData.setData("Text",z),j.clipboardData.getData("Text")==z){j.preventDefault();return}}var $=Ds(),ne=$.firstChild;r.display.lineSpace.insertBefore($,r.display.lineSpace.firstChild),ne.value=Sr.text.join(`
`);var fe=document.activeElement;Q(ne),setTimeout(function(){r.display.lineSpace.removeChild($),fe.focus(),fe==i&&n.showPrimarySelection()},50)}ge(i,"copy",k),ge(i,"cut",k)},wt.prototype.screenReaderLabelChanged=function(e){e?this.div.setAttribute("aria-label",e):this.div.removeAttribute("aria-label")},wt.prototype.prepareSelection=function(){var e=po(this.cm,!1);return e.focus=document.activeElement==this.div,e},wt.prototype.showSelection=function(e,t){if(!e||!this.cm.display.view.length)return;(e.focus||t)&&this.showPrimarySelection(),this.showMultipleSelections(e)},wt.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()},wt.prototype.showPrimarySelection=function(){var e=this.getSelection(),t=this.cm,n=t.doc.sel.primary(),r=n.from(),i=n.to();if(t.display.viewTo==t.display.viewFrom||r.line>=t.display.viewTo||i.line<t.display.viewFrom){e.removeAllRanges();return}var x=ra(t,e.anchorNode,e.anchorOffset),k=ra(t,e.focusNode,e.focusOffset);if(x&&!x.bad&&k&&!k.bad&&dt(Zr(x,k),r)==0&&dt(vn(x,k),i)==0)return;var j=t.display.view,H=r.line>=t.display.viewFrom&&Rs(t,r)||{node:j[0].measure.map[2],offset:0},z=i.line<t.display.viewTo&&Rs(t,i);if(!z){var $=j[j.length-1].measure,ne=$.maps?$.maps[$.maps.length-1]:$.map;z={node:ne[ne.length-1],offset:ne[ne.length-2]-ne[ne.length-3]}}if(!H||!z){e.removeAllRanges();return}var fe=e.rangeCount&&e.getRangeAt(0),ce;try{ce=p(H.node,H.offset,z.offset,z.node)}catch(Ae){}ce&&(!D&&t.state.focused?(e.collapse(H.node,H.offset),ce.collapsed||(e.removeAllRanges(),e.addRange(ce))):(e.removeAllRanges(),e.addRange(ce)),fe&&e.anchorNode==null?e.addRange(fe):D&&this.startGracePeriod()),this.rememberSelection()},wt.prototype.startGracePeriod=function(){var e=this;clearTimeout(this.gracePeriod),this.gracePeriod=setTimeout(function(){e.gracePeriod=!1,e.selectionChanged()&&e.cm.operation(function(){return e.cm.curOp.selectionChanged=!0})},20)},wt.prototype.showMultipleSelections=function(e){s(this.cm.display.cursorDiv,e.cursors),s(this.cm.display.selectionDiv,e.selection)},wt.prototype.rememberSelection=function(){var e=this.getSelection();this.lastAnchorNode=e.anchorNode,this.lastAnchorOffset=e.anchorOffset,this.lastFocusNode=e.focusNode,this.lastFocusOffset=e.focusOffset},wt.prototype.selectionInEditor=function(){var e=this.getSelection();if(!e.rangeCount)return!1;var t=e.getRangeAt(0).commonAncestorContainer;return b(this.div,t)},wt.prototype.focus=function(){this.cm.options.readOnly!="nocursor"&&((!this.selectionInEditor()||document.activeElement!=this.div)&&this.showSelection(this.prepareSelection(),!0),this.div.focus())},wt.prototype.blur=function(){this.div.blur()},wt.prototype.getField=function(){return this.div},wt.prototype.supportsTouch=function(){return!0},wt.prototype.receivedFocus=function(){var e=this;this.selectionInEditor()?this.pollSelection():or(this.cm,function(){return e.cm.curOp.selectionChanged=!0});function t(){e.cm.state.focused&&(e.pollSelection(),e.polling.set(e.cm.options.pollInterval,t))}this.polling.set(this.cm.options.pollInterval,t)},wt.prototype.selectionChanged=function(){var e=this.getSelection();return e.anchorNode!=this.lastAnchorNode||e.anchorOffset!=this.lastAnchorOffset||e.focusNode!=this.lastFocusNode||e.focusOffset!=this.lastFocusOffset},wt.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged())return;var e=this.getSelection(),t=this.cm;if(u&&v&&this.cm.display.gutterSpecs.length&&eu(e.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs}),this.blur(),this.focus();return}if(this.composing)return;this.rememberSelection();var n=ra(t,e.anchorNode,e.anchorOffset),r=ra(t,e.focusNode,e.focusOffset);n&&r&&or(t,function(){Qt(t.doc,zr(n,r),ve),(n.bad||r.bad)&&(t.curOp.selectionChanged=!0)})},wt.prototype.pollContent=function(){this.readDOMTimeout!=null&&(clearTimeout(this.readDOMTimeout),this.readDOMTimeout=null);var e=this.cm,t=e.display,n=e.doc.sel.primary(),r=n.from(),i=n.to();if(r.ch==0&&r.line>e.firstLine()&&(r=Me(r.line-1,nt(e.doc,r.line-1).length)),i.ch==nt(e.doc,i.line).text.length&&i.line<e.lastLine()&&(i=Me(i.line+1,0)),r.line<t.viewFrom||i.line>t.viewTo-1)return!1;var x,k,j;r.line==t.viewFrom||(x=sn(e,r.line))==0?(k=At(t.view[0].line),j=t.view[0].node):(k=At(t.view[x].line),j=t.view[x-1].node.nextSibling);var H=sn(e,i.line),z,$;if(H==t.view.length-1?(z=t.viewTo-1,$=t.lineDiv.lastChild):(z=At(t.view[H+1].line)-1,$=t.view[H+1].node.previousSibling),!j)return!1;for(var ne=e.doc.splitLines(tu(e,j,$,k,z)),fe=Mr(e.doc,Me(k,0),Me(z,nt(e.doc,z).text.length));ne.length>1&&fe.length>1;)if(be(ne)==be(fe))ne.pop(),fe.pop(),z--;else if(ne[0]==fe[0])ne.shift(),fe.shift(),k++;else break;for(var ce=0,Ae=0,Re=ne[0],Be=fe[0],We=Math.min(Re.length,Be.length);ce<We&&Re.charCodeAt(ce)==Be.charCodeAt(ce);)++ce;for(var $e=be(ne),Ke=be(fe),et=Math.min($e.length-(ne.length==1?ce:0),Ke.length-(fe.length==1?ce:0));Ae<et&&$e.charCodeAt($e.length-Ae-1)==Ke.charCodeAt(Ke.length-Ae-1);)++Ae;if(ne.length==1&&fe.length==1&&k==r.line)for(;ce&&ce>r.ch&&$e.charCodeAt($e.length-Ae-1)==Ke.charCodeAt(Ke.length-Ae-1);)ce--,Ae++;ne[ne.length-1]=$e.slice(0,$e.length-Ae).replace(/^\u200b+/,""),ne[0]=ne[0].slice(ce).replace(/\u200b+$/,"");var ut=Me(k,ce),ot=Me(z,fe.length?be(fe).length-Ae:0);if(ne.length>1||ne[0]||dt(ut,ot))return kn(e.doc,ne,ut,ot,"+input"),!0},wt.prototype.ensurePolled=function(){this.forceCompositionEnd()},wt.prototype.reset=function(){this.forceCompositionEnd()},wt.prototype.forceCompositionEnd=function(){if(!this.composing)return;clearTimeout(this.readDOMTimeout),this.composing=null,this.updateFromDOM(),this.div.blur(),this.div.focus()},wt.prototype.readFromDOMSoon=function(){var e=this;if(this.readDOMTimeout!=null)return;this.readDOMTimeout=setTimeout(function(){if(e.readDOMTimeout=null,e.composing)if(e.composing.done)e.composing=null;else return;e.updateFromDOM()},80)},wt.prototype.updateFromDOM=function(){var e=this;(this.cm.isReadOnly()||!this.pollContent())&&or(this.cm,function(){return tr(e.cm)})},wt.prototype.setUneditable=function(e){e.contentEditable="false"},wt.prototype.onKeyPress=function(e){if(e.charCode==0||this.composing)return;e.preventDefault(),this.cm.isReadOnly()||jt(this.cm,Ga)(this.cm,String.fromCharCode(e.charCode==null?e.keyCode:e.charCode),0)},wt.prototype.readOnlyChanged=function(e){this.div.contentEditable=String(e!="nocursor")},wt.prototype.onContextMenu=function(){},wt.prototype.resetPosition=function(){},wt.prototype.needsContentAttribute=!0;function Rs(e,t){var n=ha(e,t.line);if(!n||n.hidden)return null;var r=nt(e.doc,t.line),i=eo(n,r,t.line),x=Xe(r,e.doc.direction),k="left";if(x){var j=Ve(x,t.ch);k=j%2?"right":"left"}var H=no(i.map,t.ch,k);return H.offset=H.collapse=="right"?H.end:H.start,H}function eu(e){for(var t=e;t;t=t.parentNode)if(/CodeMirror-gutter-wrapper/.test(t.className))return!0;return!1}function Fn(e,t){return t&&(e.bad=!0),e}function tu(e,t,n,r,i){var x="",k=!1,j=e.doc.lineSeparator(),H=!1;function z(ce){return function(Ae){return Ae.id==ce}}function $(){k&&(x+=j,H&&(x+=j),k=H=!1)}function ne(ce){ce&&($(),x+=ce)}function fe(ce){if(ce.nodeType==1){var Ae=ce.getAttribute("cm-text");if(Ae){ne(Ae);return}var Re=ce.getAttribute("cm-marker"),Be;if(Re){var We=e.findMarks(Me(r,0),Me(i+1,0),z(+Re));We.length&&(Be=We[0].find(0))&&ne(Mr(e.doc,Be.from,Be.to).join(j));return}if(ce.getAttribute("contenteditable")=="false")return;var $e=/^(pre|div|p|li|table|br)$/i.test(ce.nodeName);if(!/^br$/i.test(ce.nodeName)&&ce.textContent.length==0)return;$e&&$();for(var Ke=0;Ke<ce.childNodes.length;Ke++)fe(ce.childNodes[Ke]);/^(pre|p)$/i.test(ce.nodeName)&&(H=!0),$e&&(k=!0)}else ce.nodeType==3&&ne(ce.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}for(;!(fe(t),t==n);)t=t.nextSibling,H=!1;return x}function ra(e,t,n){var r;if(t==e.display.lineDiv){if(r=e.display.lineDiv.childNodes[n],!r)return Fn(e.clipPos(Me(e.display.viewTo-1)),!0);t=null,n=0}else for(r=t;;r=r.parentNode){if(!r||r==e.display.lineDiv)return null;if(r.parentNode&&r.parentNode==e.display.lineDiv)break}for(var i=0;i<e.display.view.length;i++){var x=e.display.view[i];if(x.node==r)return ru(x,t,n)}}function ru(e,t,n){var r=e.text.firstChild,i=!1;if(!t||!b(r,t))return Fn(Me(At(e.line),0),!0);if(t==r&&(i=!0,t=r.childNodes[n],n=0,!t)){var x=e.rest?be(e.rest):e.line;return Fn(Me(At(x),x.text.length),i)}var k=t.nodeType==3?t:null,j=t;for(!k&&t.childNodes.length==1&&t.firstChild.nodeType==3&&(k=t.firstChild,n&&(n=k.nodeValue.length));j.parentNode!=r;)j=j.parentNode;var H=e.measure,z=H.maps;function $(Be,We,$e){for(var Ke=-1;Ke<(z?z.length:0);Ke++)for(var et=Ke<0?H.map:z[Ke],ut=0;ut<et.length;ut+=3){var ot=et[ut+2];if(ot==Be||ot==We){var mt=At(Ke<0?e.line:e.rest[Ke]),Lt=et[ut]+$e;return($e<0||ot!=Be)&&(Lt=et[ut+($e?1:0)]),Me(mt,Lt)}}}var ne=$(k,j,n);if(ne)return Fn(ne,i);for(var fe=j.nextSibling,ce=k?k.nodeValue.length-n:0;fe;fe=fe.nextSibling){if(ne=$(fe,fe.firstChild,0),ne)return Fn(Me(ne.line,ne.ch-ce),i);ce+=fe.textContent.length}for(var Ae=j.previousSibling,Re=n;Ae;Ae=Ae.previousSibling){if(ne=$(Ae,Ae.firstChild,-1),ne)return Fn(Me(ne.line,ne.ch+Re),i);Re+=Ae.textContent.length}}var Pt=function(e){this.cm=e,this.prevInput="",this.pollingFast=!1,this.polling=new ee,this.hasSelection=!1,this.composing=null};Pt.prototype.init=function(e){var t=this,n=this,r=this.cm;this.createField(e);var i=this.textarea;e.wrapper.insertBefore(this.wrapper,e.wrapper.firstChild),E&&(i.style.width="0px"),ge(i,"input",function(){U&&B>=9&&t.hasSelection&&(t.hasSelection=null),n.poll()}),ge(i,"paste",function(k){if(Oe(r,k)||Ts(k,r))return;r.state.pasteIncoming=+new Date,n.fastPoll()});function x(k){if(Oe(r,k))return;if(r.somethingSelected())ta({lineWise:!1,text:r.getSelections()});else if(r.options.lineWiseCopyCut){var j=Cs(r);ta({lineWise:!0,text:j.text}),k.type=="cut"?r.setSelections(j.ranges,null,ve):(n.prevInput="",i.value=j.text.join(`
`),Q(i))}else return;k.type=="cut"&&(r.state.cutIncoming=+new Date)}ge(i,"cut",x),ge(i,"copy",x),ge(e.scroller,"paste",function(k){if(Nr(e,k)||Oe(r,k))return;if(!i.dispatchEvent){r.state.pasteIncoming=+new Date,n.focus();return}var j=new Event("paste");j.clipboardData=k.clipboardData,i.dispatchEvent(j)}),ge(e.lineSpace,"selectstart",function(k){Nr(e,k)||Y(k)}),ge(i,"compositionstart",function(){var k=r.getCursor("from");n.composing&&n.composing.range.clear(),n.composing={start:k,range:r.markText(k,r.getCursor("to"),{className:"CodeMirror-composing"})}}),ge(i,"compositionend",function(){n.composing&&(n.poll(),n.composing.range.clear(),n.composing=null)})},Pt.prototype.createField=function(e){this.wrapper=Ds(),this.textarea=this.wrapper.firstChild},Pt.prototype.screenReaderLabelChanged=function(e){e?this.textarea.setAttribute("aria-label",e):this.textarea.removeAttribute("aria-label")},Pt.prototype.prepareSelection=function(){var e=this.cm,t=e.display,n=e.doc,r=po(e);if(e.options.moveInputWithCursor){var i=Ar(e,n.sel.primary().head,"div"),x=t.wrapper.getBoundingClientRect(),k=t.lineDiv.getBoundingClientRect();r.teTop=Math.max(0,Math.min(t.wrapper.clientHeight-10,i.top+k.top-x.top)),r.teLeft=Math.max(0,Math.min(t.wrapper.clientWidth-10,i.left+k.left-x.left))}return r},Pt.prototype.showSelection=function(e){var t=this.cm,n=t.display;s(n.cursorDiv,e.cursors),s(n.selectionDiv,e.selection),e.teTop!=null&&(this.wrapper.style.top=e.teTop+"px",this.wrapper.style.left=e.teLeft+"px")},Pt.prototype.reset=function(e){if(this.contextMenuPending||this.composing)return;var t=this.cm;if(t.somethingSelected()){this.prevInput="";var n=t.getSelection();this.textarea.value=n,t.state.focused&&Q(this.textarea),U&&B>=9&&(this.hasSelection=n)}else e||(this.prevInput=this.textarea.value="",U&&B>=9&&(this.hasSelection=null))},Pt.prototype.getField=function(){return this.textarea},Pt.prototype.supportsTouch=function(){return!1},Pt.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!o||O()!=this.textarea))try{this.textarea.focus()}catch(e){}},Pt.prototype.blur=function(){this.textarea.blur()},Pt.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0},Pt.prototype.receivedFocus=function(){this.slowPoll()},Pt.prototype.slowPoll=function(){var e=this;if(this.pollingFast)return;this.polling.set(this.cm.options.pollInterval,function(){e.poll(),e.cm.state.focused&&e.slowPoll()})},Pt.prototype.fastPoll=function(){var e=!1,t=this;t.pollingFast=!0;function n(){var r=t.poll();!r&&!e?(e=!0,t.polling.set(60,n)):(t.pollingFast=!1,t.slowPoll())}t.polling.set(20,n)},Pt.prototype.poll=function(){var e=this,t=this.cm,n=this.textarea,r=this.prevInput;if(this.contextMenuPending||!t.state.focused||st(n)&&!r&&!this.composing||t.isReadOnly()||t.options.disableInput||t.state.keySeq)return!1;var i=n.value;if(i==r&&!t.somethingSelected())return!1;if(U&&B>=9&&this.hasSelection===i||l&&/[\uf700-\uf7ff]/.test(i))return t.display.input.reset(),!1;if(t.doc.sel==t.display.selForContextMenu){var x=i.charCodeAt(0);if(x==8203&&!r&&(r="\u200B"),x==8666)return this.reset(),this.cm.execCommand("undo")}for(var k=0,j=Math.min(r.length,i.length);k<j&&r.charCodeAt(k)==i.charCodeAt(k);)++k;return or(t,function(){Ga(t,i.slice(k),r.length-k,null,e.composing?"*compose":null),i.length>1e3||i.indexOf(`
`)>-1?n.value=e.prevInput="":e.prevInput=i,e.composing&&(e.composing.range.clear(),e.composing.range=t.markText(e.composing.start,t.getCursor("to"),{className:"CodeMirror-composing"}))}),!0},Pt.prototype.ensurePolled=function(){this.pollingFast&&this.poll()&&(this.pollingFast=!1)},Pt.prototype.onKeyPress=function(){U&&B>=9&&(this.hasSelection=null),this.fastPoll()},Pt.prototype.onContextMenu=function(e){var t=this,n=t.cm,r=n.display,i=t.textarea;t.contextMenuPending&&t.contextMenuPending();var x=on(n,e),k=r.scroller.scrollTop;if(!x||T)return;var j=n.options.resetSelectionOnContextMenu;j&&n.doc.sel.contains(x)==-1&&jt(n,Qt)(n.doc,zr(x),ve);var H=i.style.cssText,z=t.wrapper.style.cssText,$=t.wrapper.offsetParent.getBoundingClientRect();t.wrapper.style.cssText="position: static",i.style.cssText=`position: absolute; width: 30px; height: 30px;
top: `+(e.clientY-$.top-5)+"px; left: "+(e.clientX-$.left-5)+`px;
z-index: 1000; background: `+(U?"rgba(255, 255, 255, .05)":"transparent")+`;
outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);`;var ne;I&&(ne=window.scrollY),r.input.focus(),I&&window.scrollTo(null,ne),r.input.reset(),n.somethingSelected()||(i.value=t.prevInput=" "),t.contextMenuPending=ce,r.selForContextMenu=n.doc.sel,clearTimeout(r.detectingSelectAll);function fe(){if(i.selectionStart!=null){var Re=n.somethingSelected(),Be="\u200B"+(Re?i.value:"");i.value="\u21DA",i.value=Be,t.prevInput=Re?"":"\u200B",i.selectionStart=1,i.selectionEnd=Be.length,r.selForContextMenu=n.doc.sel}}function ce(){if(t.contextMenuPending!=ce)return;if(t.contextMenuPending=!1,t.wrapper.style.cssText=z,i.style.cssText=H,U&&B<9&&r.scrollbars.setScrollTop(r.scroller.scrollTop=k),i.selectionStart!=null){(!U||U&&B<9)&&fe();var 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0,pLoader:void 0,xhrSetup:void 0,licenseXhrSetup:void 0,licenseResponseCallback:void 0,abrController:K.default,bufferController:I.default,capLevelController:v.default,fpsController:T.default,stretchShortVideoTrack:!1,maxAudioFramesDrift:1,forceKeyFrameOnDiscontinuity:!0,abrEwmaFastLive:3,abrEwmaSlowLive:9,abrEwmaFastVoD:3,abrEwmaSlowVoD:9,abrEwmaDefaultEstimate:5e5,abrBandWidthFactor:.95,abrBandWidthUpFactor:.7,abrMaxWithRealBitrate:!1,maxStarvationDelay:4,maxLoadingDelay:4,minAutoBitrate:0,emeEnabled:!1,widevineLicenseUrl:void 0,drmSystemOptions:{},requestMediaKeySystemAccessFunc:o.requestMediaKeySystemAccess,testBandwidth:!0,progressive:!1,lowLatencyMode:!0,cmcd:void 0},y()),{},{subtitleStreamController:U.SubtitleStreamController,subtitleTrackController:B.default,timelineController:R.TimelineController,audioStreamController:P.default,audioTrackController:M.default,emeController:L.default,cmcdController:C.default});function 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T(C,S,E){return S&&v(C.prototype,S),E&&v(C,E),C}var L=function(){function C(E){this.hls=void 0,this.lastLoadedFragLevel=0,this._nextAutoLevel=-1,this.timer=void 0,this.onCheck=this._abandonRulesCheck.bind(this),this.fragCurrent=null,this.partCurrent=null,this.bitrateTestDelay=0,this.bwEstimator=void 0,this.hls=E;var u=E.config;this.bwEstimator=new P.default(u.abrEwmaSlowVoD,u.abrEwmaFastVoD,u.abrEwmaDefaultEstimate),this.registerListeners()}var S=C.prototype;return S.registerListeners=function(){var u=this.hls;u.on(M.Events.FRAG_LOADING,this.onFragLoading,this),u.on(M.Events.FRAG_LOADED,this.onFragLoaded,this),u.on(M.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.on(M.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var u=this.hls;u.off(M.Events.FRAG_LOADING,this.onFragLoading,this),u.off(M.Events.FRAG_LOADED,this.onFragLoaded,this),u.off(M.Events.FRAG_BUFFERED,this.onFragBuffered,this),u.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),u.off(M.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.clearTimer(),this.hls=this.onCheck=null,this.fragCurrent=this.partCurrent=null},S.onFragLoading=function(u,o){var l=o.frag;if(l.type===I.PlaylistLevelType.MAIN&&!this.timer){var d;this.fragCurrent=l,this.partCurrent=(d=o.part)!=null?d:null,this.timer=self.setInterval(this.onCheck,100)}},S.onLevelLoaded=function(u,o){var l=this.hls.config;o.details.live?this.bwEstimator.update(l.abrEwmaSlowLive,l.abrEwmaFastLive):this.bwEstimator.update(l.abrEwmaSlowVoD,l.abrEwmaFastVoD)},S._abandonRulesCheck=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,d=l.autoLevelEnabled,A=l.config,f=l.media;if(!u||!f)return;var m=o?o.stats:u.stats,w=o?o.duration:u.duration;if(m.aborted){R.logger.warn("frag loader destroy or aborted, disarm abandonRules"),this.clearTimer(),this._nextAutoLevel=-1;return}if(!d||f.paused||!f.playbackRate||!f.readyState)return;var y=performance.now()-m.loading.start,h=Math.abs(f.playbackRate);if(y<=500*w/h)return;var c=l.levels,s=l.minAutoLevel,a=c[u.level],g=m.total||Math.max(m.loaded,Math.round(w*a.maxBitrate/8)),p=Math.max(1,m.bwEstimate?m.bwEstimate/8:m.loaded*1e3/y),b=(g-m.loaded)/p,O=f.currentTime,N=(U.BufferHelper.bufferInfo(f,O,A.maxBufferHole).end-O)/h;if(N>=2*w/h||b<=N)return;var W=Number.POSITIVE_INFINITY,Q;for(Q=u.level-1;Q>s;Q--){var F=c[Q].maxBitrate;if(W=w*F/(8*.8*p),W<N)break}if(W>=b)return;var _=this.bwEstimator.getEstimate();R.logger.warn("Fragment "+u.sn+(o?" part "+o.index:"")+" of level "+u.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+Q+`
Current BW estimate: `+(Object(K.isFiniteNumber)(_)?(_/1024).toFixed(3):"Unknown")+` Kb/s
Estimated load time for current fragment: `+b.toFixed(3)+` s
Estimated load time for the next fragment: `+W.toFixed(3)+` s
Time to underbuffer: `+N.toFixed(3)+" s"),l.nextLoadLevel=Q,this.bwEstimator.sample(y,m.loaded),this.clearTimer(),u.loader&&(this.fragCurrent=this.partCurrent=null,u.loader.abort()),l.trigger(M.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:u,part:o,stats:m})},S.onFragLoaded=function(u,o){var l=o.frag,d=o.part;if(l.type===I.PlaylistLevelType.MAIN&&Object(K.isFiniteNumber)(l.sn)){var A=d?d.stats:l.stats,f=d?d.duration:l.duration;if(this.clearTimer(),this.lastLoadedFragLevel=l.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var m=this.hls.levels[l.level],w=(m.loaded?m.loaded.bytes:0)+A.loaded,y=(m.loaded?m.loaded.duration:0)+f;m.loaded={bytes:w,duration:y},m.realBitrate=Math.round(8*w/y)}if(l.bitrateTest){var h={stats:A,frag:l,part:d,id:l.type};this.onFragBuffered(M.Events.FRAG_BUFFERED,h),l.bitrateTest=!1}}},S.onFragBuffered=function(u,o){var l=o.frag,d=o.part,A=d?d.stats:l.stats;if(A.aborted)return;if(l.type!==I.PlaylistLevelType.MAIN||l.sn==="initSegment")return;var f=A.parsing.end-A.loading.start;this.bwEstimator.sample(f,A.loaded),A.bwEstimate=this.bwEstimator.getEstimate(),l.bitrateTest?this.bitrateTestDelay=f/1e3:this.bitrateTestDelay=0},S.onError=function(u,o){switch(o.details){case B.ErrorDetails.FRAG_LOAD_ERROR:case B.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer();break;default:break}},S.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},S.getNextABRAutoLevel=function(){var u=this.fragCurrent,o=this.partCurrent,l=this.hls,d=l.maxAutoLevel,A=l.config,f=l.minAutoLevel,m=l.media,w=o?o.duration:u?u.duration:0,y=m?m.currentTime:0,h=m&&m.playbackRate!==0?Math.abs(m.playbackRate):1,c=this.bwEstimator?this.bwEstimator.getEstimate():A.abrEwmaDefaultEstimate,s=(U.BufferHelper.bufferInfo(m,y,A.maxBufferHole).end-y)/h,a=this.findBestLevel(c,f,d,s,A.abrBandWidthFactor,A.abrBandWidthUpFactor);if(a>=0)return a;R.logger.trace((s?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var g=w?Math.min(w,A.maxStarvationDelay):A.maxStarvationDelay,p=A.abrBandWidthFactor,b=A.abrBandWidthUpFactor;if(!s){var O=this.bitrateTestDelay;if(O){var N=w?Math.min(w,A.maxLoadingDelay):A.maxLoadingDelay;g=N-O,R.logger.trace("bitrate test took "+Math.round(1e3*O)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*g)+" ms"),p=b=1}}return a=this.findBestLevel(c,f,d,s+g,p,b),Math.max(a,0)},S.findBestLevel=function(u,o,l,d,A,f){for(var m,w=this.fragCurrent,y=this.partCurrent,h=this.lastLoadedFragLevel,c=this.hls.levels,s=c[h],a=!!(s!=null&&(m=s.details)!==null&&m!==void 0&&m.live),g=s==null?void 0:s.codecSet,p=y?y.duration:w?w.duration:0,b=l;b>=o;b--){var O=c[b];if(!O||g&&O.codecSet!==g)continue;var N=O.details,W=(y?N==null?void 0:N.partTarget:N==null?void 0:N.averagetargetduration)||p,Q=void 0;b<=h?Q=A*u:Q=f*u;var F=c[b].maxBitrate,_=F*W/Q;if(R.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: 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l=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},l.apply(this,arguments)}function d(w,y){w.prototype=Object.create(y.prototype),w.prototype.constructor=w,A(w,y)}function A(w,y){return A=Object.setPrototypeOf||function(c,s){return c.__proto__=s,c},A(w,y)}var f=100,m=function(w){d(y,w);function y(c,s){var a;return a=w.call(this,c,s,"[audio-stream-controller]")||this,a.videoBuffer=null,a.videoTrackCC=-1,a.waitingVideoCC=-1,a.audioSwitch=!1,a.trackId=-1,a.waitingData=null,a.mainDetails=null,a.bufferFlushed=!1,a._registerListeners(),a}var h=y.prototype;return h.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},h._registerListeners=function(){var s=this.hls;s.on(M.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.on(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.on(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.on(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.on(M.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.on(M.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.on(M.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.on(M.Events.ERROR,this.onError,this),s.on(M.Events.BUFFER_RESET,this.onBufferReset,this),s.on(M.Events.BUFFER_CREATED,this.onBufferCreated,this),s.on(M.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.on(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.on(M.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h._unregisterListeners=function(){var s=this.hls;s.off(M.Events.MEDIA_ATTACHED,this.onMediaAttached,this),s.off(M.Events.MEDIA_DETACHING,this.onMediaDetaching,this),s.off(M.Events.MANIFEST_LOADING,this.onManifestLoading,this),s.off(M.Events.LEVEL_LOADED,this.onLevelLoaded,this),s.off(M.Events.AUDIO_TRACKS_UPDATED,this.onAudioTracksUpdated,this),s.off(M.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),s.off(M.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),s.off(M.Events.ERROR,this.onError,this),s.off(M.Events.BUFFER_RESET,this.onBufferReset,this),s.off(M.Events.BUFFER_CREATED,this.onBufferCreated,this),s.off(M.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),s.off(M.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),s.off(M.Events.FRAG_BUFFERED,this.onFragBuffered,this)},h.onInitPtsFound=function(s,a){var g=a.frag,p=a.id,b=a.initPTS;if(p==="main"){var O=g.cc;this.initPTS[g.cc]=b,this.log("InitPTS for cc: "+O+" found from main: "+b),this.videoTrackCC=O,this.state===P.State.WAITING_INIT_PTS&&this.tick()}},h.startLoad=function(s){if(!this.levels){this.startPosition=s,this.state=P.State.STOPPED;return}var a=this.lastCurrentTime;this.stopLoad(),this.setInterval(f),this.fragLoadError=0,a>0&&s===-1?(this.log("Override startPosition with lastCurrentTime @"+a.toFixed(3)),this.state=P.State.IDLE):(this.loadedmetadata=!1,this.state=P.State.WAITING_TRACK),this.nextLoadPosition=this.startPosition=this.lastCurrentTime=s,this.tick()},h.doTick=function(){switch(this.state){case P.State.IDLE:this.doTickIdle();break;case P.State.WAITING_TRACK:{var s,a=this.levels,g=this.trackId,p=a==null||((s=a[g])===null||s===void 0)?void 0:s.details;if(p){if(this.waitForCdnTuneIn(p))break;this.state=P.State.WAITING_INIT_PTS}break}case P.State.FRAG_LOADING_WAITING_RETRY:{var b,O=performance.now(),N=this.retryDate;(!N||O>=N||(b=this.media)!==null&&b!==void 0&&b.seeking)&&(this.log("RetryDate reached, switch back to IDLE state"),this.state=P.State.IDLE);break}case P.State.WAITING_INIT_PTS:{var W=this.waitingData;if(W){var Q=W.frag,F=W.part,_=W.cache,J=W.complete;if(this.initPTS[Q.cc]!==void 0){this.waitingData=null,this.waitingVideoCC=-1,this.state=P.State.FRAG_LOADING;var ee=_.flush(),re={frag:Q,part:F,payload:ee,networkDetails:null};this._handleFragmentLoadProgress(re),J&&w.prototype._handleFragmentLoadComplete.call(this,re)}else if(this.videoTrackCC!==this.waitingVideoCC)o.logger.log("Waiting fragment cc ("+Q.cc+") cancelled because video is at cc "+this.videoTrackCC),this.clearWaitingFragment();else{var de=this.getLoadPosition(),Te=U.BufferHelper.bufferInfo(this.mediaBuffer,de,this.config.maxBufferHole),ve=Object(S.fragmentWithinToleranceTest)(Te.end,this.config.maxFragLookUpTolerance,Q);ve<0&&(o.logger.log("Waiting fragment cc ("+Q.cc+") @ "+Q.start+" cancelled because another fragment at "+Te.end+" is needed"),this.clearWaitingFragment())}}else this.state=P.State.IDLE}}this.onTickEnd()},h.clearWaitingFragment=function(){var s=this.waitingData;s&&(this.fragmentTracker.removeFragment(s.frag),this.waitingData=null,this.waitingVideoCC=-1,this.state=P.State.IDLE)},h.onTickEnd=function(){var s=this.media;if(!s||!s.readyState)return;var a=this.mediaBuffer?this.mediaBuffer:s,g=a.buffered;!this.loadedmetadata&&g.length&&(this.loadedmetadata=!0),this.lastCurrentTime=s.currentTime},h.doTickIdle=function(){var s,a,g=this.hls,p=this.levels,b=this.media,O=this.trackId,N=g.config;if(!p||!p[O])return;if(!b&&(this.startFragRequested||!N.startFragPrefetch))return;var W=p[O],Q=W.details;if(!Q||Q.live&&this.levelLastLoaded!==O||this.waitForCdnTuneIn(Q)){this.state=P.State.WAITING_TRACK;return}this.bufferFlushed&&(this.bufferFlushed=!1,this.afterBufferFlushed(this.mediaBuffer?this.mediaBuffer:this.media,v.ElementaryStreamTypes.AUDIO,R.PlaylistLevelType.AUDIO));var F=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:this.media,R.PlaylistLevelType.AUDIO);if(F===null)return;var _=F.len,J=this.getMaxBufferLength(),ee=this.audioSwitch;if(_>=J&&!ee)return;if(!ee&&this._streamEnded(F,Q)){g.trigger(M.Events.BUFFER_EOS,{type:"audio"}),this.state=P.State.ENDED;return}var re=Q.fragments,de=re[0].start,Te=F.end;if(ee){var ve=this.getLoadPosition();Te=ve,Q.PTSKnown&&ve<de&&((F.end>de||F.nextStart)&&(this.log("Alt audio track ahead of main track, seek to start of alt audio track"),b.currentTime=de+.05))}var pe=this.getNextFragment(Te,Q);if(!pe){this.bufferFlushed=!0;return}((s=pe.decryptdata)===null||s===void 0?void 0:s.keyFormat)==="identity"&&!((a=pe.decryptdata)!==null&&a!==void 0&&a.key)?this.loadKey(pe,Q):this.loadFragment(pe,Q,Te)},h.getMaxBufferLength=function(){var s=w.prototype.getMaxBufferLength.call(this),a=this.getFwdBufferInfo(this.videoBuffer?this.videoBuffer:this.media,R.PlaylistLevelType.MAIN);return a===null?s:Math.max(s,a.len)},h.onMediaDetaching=function(){this.videoBuffer=null,w.prototype.onMediaDetaching.call(this)},h.onAudioTracksUpdated=function(s,a){var g=a.audioTracks;this.resetTransmuxer(),this.levels=g.map(function(p){return new I.Level(p)})},h.onAudioTrackSwitching=function(s,a){var g=!!a.url;this.trackId=a.id;var p=this.fragCurrent;p!=null&&p.loader&&p.loader.abort(),this.fragCurrent=null,this.clearWaitingFragment(),g?this.setInterval(f):this.resetTransmuxer(),g?(this.audioSwitch=!0,this.state=P.State.IDLE):this.state=P.State.STOPPED,this.tick()},h.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments(),this.startPosition=this.lastCurrentTime=0,this.bufferFlushed=!1},h.onLevelLoaded=function(s,a){this.mainDetails=a.details},h.onAudioTrackLoaded=function(s,a){var g,p=this.levels,b=a.details,O=a.id;if(!p){this.warn("Audio tracks were reset while loading level "+O);return}this.log("Track "+O+" loaded ["+b.startSN+","+b.endSN+"],duration:"+b.totalduration);var N=p[O],W=0;if(b.live||(g=N.details)!==null&&g!==void 0&&g.live){var Q=this.mainDetails;if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed||!Q)return;!N.details&&b.hasProgramDateTime&&Q.hasProgramDateTime?(Object(E.alignMediaPlaylistByPDT)(b,Q),W=b.fragments[0].start):W=this.alignPlaylists(b,N.details)}N.details=b,this.levelLastLoaded=O,!this.startFragRequested&&(this.mainDetails||!b.live)&&this.setStartPosition(N.details,W),this.state===P.State.WAITING_TRACK&&!this.waitForCdnTuneIn(b)&&(this.state=P.State.IDLE),this.tick()},h._handleFragmentLoadProgress=function(s){var a,g=s.frag,p=s.part,b=s.payload,O=this.config,N=this.trackId,W=this.levels;if(!W){this.warn("Audio tracks were reset while fragment load was in progress. Fragment "+g.sn+" of level "+g.level+" will not be buffered");return}var Q=W[N];console.assert(Q,"Audio track is defined on fragment load progress");var F=Q.details;console.assert(F,"Audio track details are defined on fragment load progress");var _=O.defaultAudioCodec||Q.audioCodec||"mp4a.40.2",J=this.transmuxer;J||(J=this.transmuxer=new L.default(this.hls,R.PlaylistLevelType.AUDIO,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)));var ee=this.initPTS[g.cc],re=(a=g.initSegment)===null||a===void 0?void 0:a.data;if(ee!==void 0){var de=!1,Te=p?p.index:-1,ve=Te!==-1,pe=new C.ChunkMetadata(g.level,g.sn,g.stats.chunkCount,b.byteLength,Te,ve);J.push(b,re,_,"",g,p,F.totalduration,de,pe,ee)}else{o.logger.log("Unknown video PTS for cc "+g.cc+", waiting for video PTS before demuxing audio frag "+g.sn+" of ["+F.startSN+" ,"+F.endSN+"],track "+N);var he=this.waitingData=this.waitingData||{frag:g,part:p,cache:new T.default,complete:!1},me=he.cache;me.push(new Uint8Array(b)),this.waitingVideoCC=this.videoTrackCC,this.state=P.State.WAITING_INIT_PTS}},h._handleFragmentLoadComplete=function(s){if(this.waitingData){this.waitingData.complete=!0;return}w.prototype._handleFragmentLoadComplete.call(this,s)},h.onBufferReset=function(){this.mediaBuffer=this.videoBuffer=null,this.loadedmetadata=!1},h.onBufferCreated=function(s,a){var g=a.tracks.audio;g&&(this.mediaBuffer=g.buffer),a.tracks.video&&(this.videoBuffer=a.tracks.video.buffer)},h.onFragBuffered=function(s,a){var g=a.frag,p=a.part;if(g.type!==R.PlaylistLevelType.AUDIO)return;if(this.fragContextChanged(g)){this.warn("Fragment "+g.sn+(p?" p: "+p.index:"")+" of level "+g.level+" finished buffering, but was aborted. state: "+this.state+", audioSwitch: "+this.audioSwitch);return}g.sn!=="initSegment"&&(this.fragPrevious=g,this.audioSwitch&&(this.audioSwitch=!1,this.hls.trigger(M.Events.AUDIO_TRACK_SWITCHED,{id:this.trackId}))),this.fragBufferedComplete(g,p)},h.onError=function(s,a){switch(a.details){case u.ErrorDetails.FRAG_LOAD_ERROR:case u.ErrorDetails.FRAG_LOAD_TIMEOUT:case u.ErrorDetails.KEY_LOAD_ERROR:case u.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.AUDIO,a);break;case u.ErrorDetails.AUDIO_TRACK_LOAD_ERROR:case u.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:this.state!==P.State.ERROR&&this.state!==P.State.STOPPED&&(this.state=a.fatal?P.State.ERROR:P.State.IDLE,this.warn(a.details+" while loading frag, switching to "+this.state+" state"));break;case u.ErrorDetails.BUFFER_FULL_ERROR:if(a.parent==="audio"&&(this.state===P.State.PARSING||this.state===P.State.PARSED)){var g=!0,p=this.getFwdBufferInfo(this.mediaBuffer,R.PlaylistLevelType.AUDIO);p&&p.len>.5&&(g=!this.reduceMaxBufferLength(p.len)),g&&(this.warn("Buffer full error also media.currentTime is not buffered, flush audio buffer"),this.fragCurrent=null,w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.resetLoadingState()}break;default:break}},h.onBufferFlushed=function(s,a){var g=a.type;g===v.ElementaryStreamTypes.AUDIO&&(this.bufferFlushed=!0)},h._handleTransmuxComplete=function(s){var a,g="audio",p=this.hls,b=s.remuxResult,O=s.chunkMeta,N=this.getCurrentContext(O);if(!N){this.warn("The loading context changed while buffering fragment "+O.sn+" of level "+O.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(O.level);return}var W=N.frag,Q=N.part,F=b.audio,_=b.text,J=b.id3,ee=b.initSegment;if(this.fragContextChanged(W))return;if(this.state=P.State.PARSING,this.audioSwitch&&F&&this.completeAudioSwitch(),ee!=null&&ee.tracks&&(this._bufferInitSegment(ee.tracks,W,O),p.trigger(M.Events.FRAG_PARSING_INIT_SEGMENT,{frag:W,id:g,tracks:ee.tracks})),F){var re=F.startPTS,de=F.endPTS,Te=F.startDTS,ve=F.endDTS;Q&&(Q.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:re,endPTS:de,startDTS:Te,endDTS:ve}),W.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,re,de,Te,ve),this.bufferFragmentData(F,W,Q,O)}if(J!=null&&(a=J.samples)!==null&&a!==void 0&&a.length){var pe=l({frag:W,id:g},J);p.trigger(M.Events.FRAG_PARSING_METADATA,pe)}if(_){var he=l({frag:W,id:g},_);p.trigger(M.Events.FRAG_PARSING_USERDATA,he)}},h._bufferInitSegment=function(s,a,g){if(this.state!==P.State.PARSING)return;s.video&&delete s.video;var p=s.audio;if(!p)return;p.levelCodec=p.codec,p.id="audio",this.log("Init audio buffer, container:"+p.container+", codecs[parsed]=["+p.codec+"]"),this.hls.trigger(M.Events.BUFFER_CODECS,s);var b=p.initSegment;if(b!=null&&b.byteLength){var O={type:"audio",frag:a,part:null,chunkMeta:g,parent:a.type,data:b};this.hls.trigger(M.Events.BUFFER_APPENDING,O)}this.tick()},h.loadFragment=function(s,a,g){var p=this.fragmentTracker.getState(s);this.fragCurrent=s,(this.audioSwitch||p===B.FragmentState.NOT_LOADED||p===B.FragmentState.PARTIAL)&&(s.sn==="initSegment"?this._loadInitSegment(s):a.live&&!Object(K.isFiniteNumber)(this.initPTS[s.cc])?(this.log("Waiting for video PTS in continuity counter "+s.cc+" of live stream before loading audio fragment "+s.sn+" of level "+this.trackId),this.state=P.State.WAITING_INIT_PTS):(this.startFragRequested=!0,w.prototype.loadFragment.call(this,s,a,g)))},h.completeAudioSwitch=function(){var s=this.hls,a=this.media,g=this.trackId;a&&(this.log("Switching audio track : flushing all audio"),w.prototype.flushMainBuffer.call(this,0,Number.POSITIVE_INFINITY,"audio")),this.audioSwitch=!1,s.trigger(M.Events.AUDIO_TRACK_SWITCHED,{id:g})},y}(P.default);G.default=m},"./src/controller/audio-track-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),P=D("./src/errors.ts"),M=D("./src/controller/base-playlist-controller.ts"),U=D("./src/types/loader.ts");function B(L,C){for(var S=0;S<C.length;S++){var E=C[S];E.enumerable=E.enumerable||!1,E.configurable=!0,"value"in E&&(E.writable=!0),Object.defineProperty(L,E.key,E)}}function I(L,C,S){return C&&B(L.prototype,C),S&&B(L,S),L}function R(L,C){L.prototype=Object.create(C.prototype),L.prototype.constructor=L,v(L,C)}function v(L,C){return v=Object.setPrototypeOf||function(E,u){return E.__proto__=u,E},v(L,C)}var T=function(L){R(C,L);function C(E){var u;return u=L.call(this,E,"[audio-track-controller]")||this,u.tracks=[],u.groupId=null,u.tracksInGroup=[],u.trackId=-1,u.trackName="",u.selectDefaultTrack=!0,u.registerListeners(),u}var S=C.prototype;return S.registerListeners=function(){var u=this.hls;u.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),u.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.on(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.on(K.Events.ERROR,this.onError,this)},S.unregisterListeners=function(){var u=this.hls;u.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),u.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),u.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),u.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),u.off(K.Events.AUDIO_TRACK_LOADED,this.onAudioTrackLoaded,this),u.off(K.Events.ERROR,this.onError,this)},S.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,L.prototype.destroy.call(this)},S.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.trackName="",this.selectDefaultTrack=!0},S.onManifestParsed=function(u,o){this.tracks=o.audioTracks||[]},S.onAudioTrackLoaded=function(u,o){var l=o.id,d=o.details,A=this.tracksInGroup[l];if(!A){this.warn("Invalid audio track id "+l);return}var f=A.details;A.details=o.details,this.log("audioTrack "+l+" loaded ["+d.startSN+"-"+d.endSN+"]"),l===this.trackId&&(this.retryCount=0,this.playlistLoaded(l,o,f))},S.onLevelLoading=function(u,o){this.switchLevel(o.level)},S.onLevelSwitching=function(u,o){this.switchLevel(o.level)},S.switchLevel=function(u){var o=this.hls.levels[u];if(!(o!=null&&o.audioGroupIds))return;var l=o.audioGroupIds[o.urlId];if(this.groupId!==l){this.groupId=l;var d=this.tracks.filter(function(f){return!l||f.groupId===l});this.selectDefaultTrack&&!d.some(function(f){return f.default})&&(this.selectDefaultTrack=!1),this.tracksInGroup=d;var A={audioTracks:d};this.log("Updating audio tracks, "+d.length+' track(s) found in "'+l+'" group-id'),this.hls.trigger(K.Events.AUDIO_TRACKS_UPDATED,A),this.selectInitialTrack()}},S.onError=function(u,o){if(L.prototype.onError.call(this,u,o),o.fatal||!o.context)return;o.context.type===U.PlaylistContextType.AUDIO_TRACK&&o.context.id===this.trackId&&o.context.groupId===this.groupId&&this.retryLoadingOrFail(o)},S.setAudioTrack=function(u){var o=this.tracksInGroup;if(u<0||u>=o.length){this.warn("Invalid id passed to audio-track controller");return}this.clearTimer();var l=o[this.trackId];this.log("Now switching to audio-track index "+u);var d=o[u],A=d.id,f=d.groupId,m=f===void 0?"":f,w=d.name,y=d.type,h=d.url;if(this.trackId=u,this.trackName=w,this.selectDefaultTrack=!1,this.hls.trigger(K.Events.AUDIO_TRACK_SWITCHING,{id:A,groupId:m,name:w,type:y,url:h}),d.details&&!d.details.live)return;var c=this.switchParams(d.url,l==null?void 0:l.details);this.loadPlaylist(c)},S.selectInitialTrack=function(){var u=this.tracksInGroup;console.assert(u.length,"Initial audio track should be selected when tracks are known");var o=this.trackName,l=this.findTrackId(o)||this.findTrackId();l!==-1?this.setAudioTrack(l):(this.warn("No track found for running audio group-ID: "+this.groupId),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,fatal:!0}))},S.findTrackId=function(u){for(var o=this.tracksInGroup,l=0;l<o.length;l++){var d=o[l];if((!this.selectDefaultTrack||d.default)&&(!u||u===d.name))return d.id}return-1},S.loadPlaylist=function(u){var o=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(o)){var l=o.id,d=o.groupId,A=o.url;if(u)try{A=u.addDirectives(A)}catch(f){this.warn("Could not construct new URL with HLS Delivery Directives: "+f)}this.log("loading audio-track playlist for id: "+l),this.clearTimer(),this.hls.trigger(K.Events.AUDIO_TRACK_LOADING,{url:A,id:l,groupId:d,deliveryDirectives:u||null})}},I(C,[{key:"audioTracks",get:function(){return this.tracksInGroup}},{key:"audioTrack",get:function(){return this.trackId},set:function(u){this.selectDefaultTrack=!1,this.setAudioTrack(u)}}]),C}(M.default);G.default=T},"./src/controller/base-playlist-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return I});var K=D("./src/polyfills/number.ts"),P=D("./src/types/level.ts"),M=D("./src/controller/level-helper.ts"),U=D("./src/utils/logger.ts"),B=D("./src/errors.ts"),I=function(){function R(T,L){this.hls=void 0,this.timer=-1,this.canLoad=!1,this.retryCount=0,this.log=void 0,this.warn=void 0,this.log=U.logger.log.bind(U.logger,L+":"),this.warn=U.logger.warn.bind(U.logger,L+":"),this.hls=T}var v=R.prototype;return v.destroy=function(){this.clearTimer(),this.hls=this.log=this.warn=null},v.onError=function(L,C){C.fatal&&C.type===B.ErrorTypes.NETWORK_ERROR&&this.clearTimer()},v.clearTimer=function(){clearTimeout(this.timer),this.timer=-1},v.startLoad=function(){this.canLoad=!0,this.retryCount=0,this.loadPlaylist()},v.stopLoad=function(){this.canLoad=!1,this.clearTimer()},v.switchParams=function(L,C){var S=C==null?void 0:C.renditionReports;if(S)for(var E=0;E<S.length;E++){var u=S[E],o=""+u.URI;if(o===L.substr(-o.length)){var l=parseInt(u["LAST-MSN"]),d=parseInt(u["LAST-PART"]);if(C&&this.hls.config.lowLatencyMode){var A=Math.min(C.age-C.partTarget,C.targetduration);d!==void 0&&A>C.partTarget&&(d+=1)}if(Object(K.isFiniteNumber)(l))return new P.HlsUrlParameters(l,Object(K.isFiniteNumber)(d)?d:void 0,P.HlsSkip.No)}}},v.loadPlaylist=function(L){},v.shouldLoadTrack=function(L){return this.canLoad&&L&&!!L.url&&(!L.details||L.details.live)},v.playlistLoaded=function(L,C,S){var E=this,u=C.details,o=C.stats,l=o.loading.end?Math.max(0,self.performance.now()-o.loading.end):0;if(u.advancedDateTime=Date.now()-l,u.live||S!=null&&S.live){if(u.reloaded(S),S&&this.log("live playlist "+L+" "+(u.advanced?"REFRESHED "+u.lastPartSn+"-"+u.lastPartIndex:"MISSED")),S&&u.fragments.length>0&&Object(M.mergeDetails)(S,u),!this.canLoad||!u.live)return;var d,A=void 0,f=void 0;if(u.canBlockReload&&u.endSN&&u.advanced){var m=this.hls.config.lowLatencyMode,w=u.lastPartSn,y=u.endSN,h=u.lastPartIndex,c=h!==-1,s=w===y,a=m?0:h;c?(A=s?y+1:w,f=s?a:h+1):A=y+1;var g=u.age,p=g+u.ageHeader,b=Math.min(p-u.partTarget,u.targetduration*1.5);if(b>0){if(S&&b>S.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+S.tuneInGoal+" to: "+b+" with playlist age: "+u.age),b=0;else{var O=Math.floor(b/u.targetduration);if(A+=O,f!==void 0){var N=Math.round(b%u.targetduration/u.partTarget);f+=N}this.log("CDN Tune-in age: "+u.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+b+" skip sn "+O+" to part "+f)}u.tuneInGoal=b}if(d=this.getDeliveryDirectives(u,C.deliveryDirectives,A,f),m||!s){this.loadPlaylist(d);return}}else d=this.getDeliveryDirectives(u,C.deliveryDirectives,A,f);var W=Object(M.computeReloadInterval)(u,o);A!==void 0&&u.canBlockReload&&(W-=u.partTarget||1),this.log("reload live playlist "+L+" in "+Math.round(W)+" ms"),this.timer=self.setTimeout(function(){return E.loadPlaylist(d)},W)}else this.clearTimer()},v.getDeliveryDirectives=function(L,C,S,E){var u=Object(P.getSkipValue)(L,S);return C!=null&&C.skip&&L.deltaUpdateFailed&&(S=C.msn,E=C.part,u=P.HlsSkip.No),new P.HlsUrlParameters(S,E,u)},v.retryLoadingOrFail=function(L){var C=this,S=this.hls.config,E=this.retryCount<S.levelLoadingMaxRetry;if(E){var u;if(this.retryCount++,L.details.indexOf("LoadTimeOut")>-1&&(u=L.context)!==null&&u!==void 0&&u.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+L.details+'"'),this.loadPlaylist();else{var o=Math.min(Math.pow(2,this.retryCount)*S.levelLoadingRetryDelay,S.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout(function(){return C.loadPlaylist()},o),this.warn("retry playlist loading #"+this.retryCount+" in "+o+' ms after "'+L.details+'"')}}else this.warn('cannot recover from error "'+L.details+'"'),this.clearTimer(),L.fatal=!0;return E},R}()},"./src/controller/base-stream-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"State",function(){return y}),D.d(G,"default",function(){return h});var K=D("./src/polyfills/number.ts"),P=D("./src/task-loop.ts"),M=D("./src/controller/fragment-tracker.ts"),U=D("./src/utils/buffer-helper.ts"),B=D("./src/utils/logger.ts"),I=D("./src/events.ts"),R=D("./src/errors.ts"),v=D("./src/types/transmuxer.ts"),T=D("./src/utils/mp4-tools.ts"),L=D("./src/utils/discontinuities.ts"),C=D("./src/controller/fragment-finders.ts"),S=D("./src/controller/level-helper.ts"),E=D("./src/loader/fragment-loader.ts"),u=D("./src/crypt/decrypter.ts"),o=D("./src/utils/time-ranges.ts"),l=D("./src/types/loader.ts");function d(c,s){for(var a=0;a<s.length;a++){var g=s[a];g.enumerable=g.enumerable||!1,g.configurable=!0,"value"in g&&(g.writable=!0),Object.defineProperty(c,g.key,g)}}function A(c,s,a){return s&&d(c.prototype,s),a&&d(c,a),c}function f(c){if(c===void 0)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return c}function m(c,s){c.prototype=Object.create(s.prototype),c.prototype.constructor=c,w(c,s)}function w(c,s){return w=Object.setPrototypeOf||function(g,p){return g.__proto__=p,g},w(c,s)}var y={STOPPED:"STOPPED",IDLE:"IDLE",KEY_LOADING:"KEY_LOADING",FRAG_LOADING:"FRAG_LOADING",FRAG_LOADING_WAITING_RETRY:"FRAG_LOADING_WAITING_RETRY",WAITING_TRACK:"WAITING_TRACK",PARSING:"PARSING",PARSED:"PARSED",BACKTRACKING:"BACKTRACKING",ENDED:"ENDED",ERROR:"ERROR",WAITING_INIT_PTS:"WAITING_INIT_PTS",WAITING_LEVEL:"WAITING_LEVEL"},h=function(c){m(s,c);function s(g,p,b){var O;return O=c.call(this)||this,O.hls=void 0,O.fragPrevious=null,O.fragCurrent=null,O.fragmentTracker=void 0,O.transmuxer=null,O._state=y.STOPPED,O.media=void 0,O.mediaBuffer=void 0,O.config=void 0,O.bitrateTest=!1,O.lastCurrentTime=0,O.nextLoadPosition=0,O.startPosition=0,O.loadedmetadata=!1,O.fragLoadError=0,O.retryDate=0,O.levels=null,O.fragmentLoader=void 0,O.levelLastLoaded=null,O.startFragRequested=!1,O.decrypter=void 0,O.initPTS=[],O.onvseeking=null,O.onvended=null,O.logPrefix="",O.log=void 0,O.warn=void 0,O.logPrefix=b,O.log=B.logger.log.bind(B.logger,b+":"),O.warn=B.logger.warn.bind(B.logger,b+":"),O.hls=g,O.fragmentLoader=new E.default(g.config),O.fragmentTracker=p,O.config=g.config,O.decrypter=new u.default(g,g.config),g.on(I.Events.KEY_LOADED,O.onKeyLoaded,f(O)),O}var a=s.prototype;return a.doTick=function(){this.onTickEnd()},a.onTickEnd=function(){},a.startLoad=function(p){},a.stopLoad=function(){this.fragmentLoader.abort();var p=this.fragCurrent;p&&this.fragmentTracker.removeFragment(p),this.resetTransmuxer(),this.fragCurrent=null,this.fragPrevious=null,this.clearInterval(),this.clearNextTick(),this.state=y.STOPPED},a._streamEnded=function(p,b){var O=this.fragCurrent,N=this.fragmentTracker;if(!b.live&&O&&O.sn===b.endSN&&!p.nextStart){var W=N.getState(O);return W===M.FragmentState.PARTIAL||W===M.FragmentState.OK}return!1},a.onMediaAttached=function(p,b){var O=this.media=this.mediaBuffer=b.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),O.addEventListener("seeking",this.onvseeking),O.addEventListener("ended",this.onvended);var N=this.config;this.levels&&N.autoStartLoad&&this.state===y.STOPPED&&this.startLoad(N.startPosition)},a.onMediaDetaching=function(){var p=this.media;p!=null&&p.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),p&&(p.removeEventListener("seeking",this.onvseeking),p.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},a.onMediaSeeking=function(){var p=this.config,b=this.fragCurrent,O=this.media,N=this.mediaBuffer,W=this.state,Q=O?O.currentTime:0,F=U.BufferHelper.bufferInfo(N||O,Q,p.maxBufferHole);if(this.log("media seeking to "+(Object(K.isFiniteNumber)(Q)?Q.toFixed(3):Q)+", state: "+W),W===y.ENDED)this.resetLoadingState();else if(b&&!F.len){var _=p.maxFragLookUpTolerance,J=b.start-_,ee=b.start+b.duration+_,re=Q>ee;(Q<J||re)&&(re&&b.loader&&(this.log("seeking outside of buffer while fragment load in progress, cancel fragment load"),b.loader.abort()),this.resetLoadingState())}O&&(this.lastCurrentTime=Q),!this.loadedmetadata&&!F.len&&(this.nextLoadPosition=this.startPosition=Q),this.tickImmediate()},a.onMediaEnded=function(){this.startPosition=this.lastCurrentTime=0},a.onKeyLoaded=function(p,b){if(this.state!==y.KEY_LOADING||b.frag!==this.fragCurrent||!this.levels)return;this.state=y.IDLE;var O=this.levels[b.frag.level].details;O&&this.loadFragment(b.frag,O,b.frag.start)},a.onHandlerDestroying=function(){this.stopLoad(),c.prototype.onHandlerDestroying.call(this)},a.onHandlerDestroyed=function(){this.state=y.STOPPED,this.hls.off(I.Events.KEY_LOADED,this.onKeyLoaded,this),this.fragmentLoader&&this.fragmentLoader.destroy(),this.decrypter&&this.decrypter.destroy(),this.hls=this.log=this.warn=this.decrypter=this.fragmentLoader=this.fragmentTracker=null,c.prototype.onHandlerDestroyed.call(this)},a.loadKey=function(p,b){this.log("Loading key for "+p.sn+" of ["+b.startSN+"-"+b.endSN+"], "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level),this.state=y.KEY_LOADING,this.fragCurrent=p,this.hls.trigger(I.Events.KEY_LOADING,{frag:p})},a.loadFragment=function(p,b,O){this._loadFragForPlayback(p,b,O)},a._loadFragForPlayback=function(p,b,O){var N=this,W=function(F){if(N.fragContextChanged(p)){N.warn("Fragment "+p.sn+(F.part?" p: "+F.part.index:"")+" of level "+p.level+" was dropped during download."),N.fragmentTracker.removeFragment(p);return}p.stats.chunkCount++,N._handleFragmentLoadProgress(F)};this._doFragLoad(p,b,O,W).then(function(Q){if(!Q)return;N.fragLoadError=0;var F=N.state;if(N.fragContextChanged(p)){(F===y.FRAG_LOADING||F===y.BACKTRACKING||!N.fragCurrent&&F===y.PARSING)&&(N.fragmentTracker.removeFragment(p),N.state=y.IDLE);return}if("payload"in Q&&(N.log("Loaded fragment "+p.sn+" of level "+p.level),N.hls.trigger(I.Events.FRAG_LOADED,Q),N.state===y.BACKTRACKING)){N.fragmentTracker.backtrack(p,Q),N.resetFragmentLoading(p);return}N._handleFragmentLoadComplete(Q)}).catch(function(Q){N.warn(Q),N.resetFragmentLoading(p)})},a.flushMainBuffer=function(p,b,O){if(O===void 0&&(O=null),!(p-b))return;var N={startOffset:p,endOffset:b,type:O};this.fragLoadError=0,this.hls.trigger(I.Events.BUFFER_FLUSHING,N)},a._loadInitSegment=function(p){var b=this;this._doFragLoad(p).then(function(O){if(!O||b.fragContextChanged(p)||!b.levels)throw new Error("init load aborted");return O}).then(function(O){var N=b.hls,W=O.payload,Q=p.decryptdata;if(W&&W.byteLength>0&&Q&&Q.key&&Q.iv&&Q.method==="AES-128"){var F=self.performance.now();return b.decrypter.webCryptoDecrypt(new Uint8Array(W),Q.key.buffer,Q.iv.buffer).then(function(_){var J=self.performance.now();return N.trigger(I.Events.FRAG_DECRYPTED,{frag:p,payload:_,stats:{tstart:F,tdecrypt:J}}),O.payload=_,O})}return O}).then(function(O){var N=b.fragCurrent,W=b.hls,Q=b.levels;if(!Q)throw new Error("init load aborted, missing levels");var F=Q[p.level].details;console.assert(F,"Level details are defined when init segment is loaded");var _=p.stats;b.state=y.IDLE,b.fragLoadError=0,p.data=new Uint8Array(O.payload),_.parsing.start=_.buffering.start=self.performance.now(),_.parsing.end=_.buffering.end=self.performance.now(),O.frag===N&&W.trigger(I.Events.FRAG_BUFFERED,{stats:_,frag:N,part:null,id:p.type}),b.tick()}).catch(function(O){b.warn(O),b.resetFragmentLoading(p)})},a.fragContextChanged=function(p){var b=this.fragCurrent;return!p||!b||p.level!==b.level||p.sn!==b.sn||p.urlId!==b.urlId},a.fragBufferedComplete=function(p,b){var O=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+p.type+" sn: "+p.sn+(b?" part: "+b.index:"")+" of "+(this.logPrefix==="[stream-controller]"?"level":"track")+" "+p.level+" "+o.default.toString(U.BufferHelper.getBuffered(O))),this.state=y.IDLE,this.tick()},a._handleFragmentLoadComplete=function(p){var b=this.transmuxer;if(!b)return;var O=p.frag,N=p.part,W=p.partsLoaded,Q=!W||W.length===0||W.some(function(_){return!_}),F=new v.ChunkMetadata(O.level,O.sn,O.stats.chunkCount+1,0,N?N.index:-1,!Q);b.flush(F)},a._handleFragmentLoadProgress=function(p){},a._doFragLoad=function(p,b,O,N){var W=this;if(O===void 0&&(O=null),!this.levels)throw new Error("frag load aborted, missing levels");if(O=Math.max(p.start,O||0),this.config.lowLatencyMode&&b){var Q=b.partList;if(Q&&N){O>p.end&&b.fragmentHint&&(p=b.fragmentHint);var F=this.getNextPart(Q,p,O);if(F>-1){var _=Q[F];return this.log("Loading part sn: "+p.sn+" p: "+_.index+" cc: "+p.cc+" of playlist ["+b.startSN+"-"+b.endSN+"] parts [0-"+F+"-"+(Q.length-1)+"] "+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(O.toFixed(3))),this.nextLoadPosition=_.start+_.duration,this.state=y.FRAG_LOADING,this.hls.trigger(I.Events.FRAG_LOADING,{frag:p,part:Q[F],targetBufferTime:O}),this.doFragPartsLoad(p,Q,F,N).catch(function(J){return W.handleFragLoadError(J)})}else if(!p.url||this.loadedEndOfParts(Q,O))return Promise.resolve(null)}}return this.log("Loading fragment "+p.sn+" cc: "+p.cc+" "+(b?"of ["+b.startSN+"-"+b.endSN+"] ":"")+(this.logPrefix==="[stream-controller]"?"level":"track")+": "+p.level+", target: "+parseFloat(O.toFixed(3))),Object(K.isFiniteNumber)(p.sn)&&!this.bitrateTest&&(this.nextLoadPosition=p.start+p.duration),this.state=y.FRAG_LOADING,this.hls.trigger(I.Events.FRAG_LOADING,{frag:p,targetBufferTime:O}),this.fragmentLoader.load(p,N).catch(function(J){return W.handleFragLoadError(J)})},a.doFragPartsLoad=function(p,b,O,N){var W=this;return new Promise(function(Q,F){var _=[],J=function ee(re){var de=b[re];W.fragmentLoader.loadPart(p,de,N).then(function(Te){_[de.index]=Te;var ve=Te.part;W.hls.trigger(I.Events.FRAG_LOADED,Te);var pe=b[re+1];if(pe&&pe.fragment===p)ee(re+1);else return Q({frag:p,part:ve,partsLoaded:_})}).catch(F)};J(O)})},a.handleFragLoadError=function(p){var b=p.data;return b&&b.details===R.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(b.frag,b.part):this.hls.trigger(I.Events.ERROR,b),null},a._handleTransmuxerFlush=function(p){var b=this.getCurrentContext(p);if(!b||this.state!==y.PARSING){this.fragCurrent||(this.state=y.IDLE);return}var O=b.frag,N=b.part,W=b.level,Q=self.performance.now();O.stats.parsing.end=Q,N&&(N.stats.parsing.end=Q),this.updateLevelTiming(O,N,W,p.partial)},a.getCurrentContext=function(p){var b=this.levels,O=p.level,N=p.sn,W=p.part;if(!b||!b[O])return this.warn("Levels object was unset while buffering fragment "+N+" of level "+O+". The current chunk will not be buffered."),null;var Q=b[O],F=W>-1?Object(S.getPartWith)(Q,N,W):null,_=F?F.fragment:Object(S.getFragmentWithSN)(Q,N,this.fragCurrent);return _?{frag:_,part:F,level:Q}:null},a.bufferFragmentData=function(p,b,O,N){if(!p||this.state!==y.PARSING)return;var W=p.data1,Q=p.data2,F=W;if(W&&Q&&(F=Object(T.appendUint8Array)(W,Q)),!F||!F.length)return;var _={type:p.type,frag:b,part:O,chunkMeta:N,parent:b.type,data:F};this.hls.trigger(I.Events.BUFFER_APPENDING,_),p.dropped&&p.independent&&!O&&this.flushBufferGap(b)},a.flushBufferGap=function(p){var b=this.media;if(!b)return;if(!U.BufferHelper.isBuffered(b,b.currentTime)){this.flushMainBuffer(0,p.start);return}var O=b.currentTime,N=U.BufferHelper.bufferInfo(b,O,0),W=p.duration,Q=Math.min(this.config.maxFragLookUpTolerance*2,W*.25),F=Math.max(Math.min(p.start-Q,N.end-Q),O+Q);p.start-F>Q&&this.flushMainBuffer(F,p.start)},a.getFwdBufferInfo=function(p,b){var O=this.config,N=this.getLoadPosition();if(!Object(K.isFiniteNumber)(N))return null;var W=U.BufferHelper.bufferInfo(p,N,O.maxBufferHole);if(W.len===0&&W.nextStart!==void 0){var Q=this.fragmentTracker.getBufferedFrag(N,b);if(Q&&W.nextStart<Q.end)return U.BufferHelper.bufferInfo(p,N,Math.max(W.nextStart,O.maxBufferHole))}return W},a.getMaxBufferLength=function(p){var b=this.config,O;return p?O=Math.max(8*b.maxBufferSize/p,b.maxBufferLength):O=b.maxBufferLength,Math.min(O,b.maxMaxBufferLength)},a.reduceMaxBufferLength=function(p){var b=this.config,O=p||b.maxBufferLength;return b.maxMaxBufferLength>=O?(b.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+b.maxMaxBufferLength+"s"),!0):!1},a.getNextFragment=function(p,b){var O,N,W=b.fragments,Q=W.length;if(!Q)return null;var F=this.config,_=W[0].start,J;if(b.live){var ee=F.initialLiveManifestSize;if(Q<ee)return this.warn("Not enough fragments to start playback (have: "+Q+", need: "+ee+")"),null;!b.PTSKnown&&!this.startFragRequested&&this.startPosition===-1&&(J=this.getInitialLiveFragment(b,W),this.startPosition=J?this.hls.liveSyncPosition||J.start:p)}else p<=_&&(J=W[0]);if(!J){var re=F.lowLatencyMode?b.partEnd:b.fragmentEnd;J=this.getFragmentAtPosition(p,re,b)}return(O=J)!==null&&O!==void 0&&O.initSegment&&!((N=J)!==null&&N!==void 0&&N.initSegment.data)&&!this.bitrateTest&&(J=J.initSegment),J},a.getNextPart=function(p,b,O){for(var N=-1,W=!1,Q=!0,F=0,_=p.length;F<_;F++){var J=p[F];if(Q=Q&&!J.independent,N>-1&&O<J.start)break;var ee=J.loaded;!ee&&(W||J.independent||Q)&&J.fragment===b&&(N=F),W=ee}return N},a.loadedEndOfParts=function(p,b){var O=p[p.length-1];return O&&b>O.start&&O.loaded},a.getInitialLiveFragment=function(p,b){var O=this.fragPrevious,N=null;if(O){if(p.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+O.programDateTime),N=Object(C.findFragmentByPDT)(b,O.endProgramDateTime,this.config.maxFragLookUpTolerance)),!N){var W=O.sn+1;if(W>=p.startSN&&W<=p.endSN){var Q=b[W-p.startSN];O.cc===Q.cc&&(N=Q,this.log("Live playlist, switching playlist, load frag with next SN: "+N.sn))}N||(N=Object(C.findFragWithCC)(b,O.cc),N&&this.log("Live playlist, switching playlist, load frag with same CC: "+N.sn))}}else{var F=this.hls.liveSyncPosition;F!==null&&(N=this.getFragmentAtPosition(F,this.bitrateTest?p.fragmentEnd:p.edge,p))}return N},a.getFragmentAtPosition=function(p,b,O){var N=this.config,W=this.fragPrevious,Q=O.fragments,F=O.endSN,_=O.fragmentHint,J=N.maxFragLookUpTolerance,ee=!!(N.lowLatencyMode&&O.partList&&_);ee&&_&&!this.bitrateTest&&(Q=Q.concat(_),F=_.sn);var re;if(p<b){var de=p>b-J?0:J;re=Object(C.findFragmentByPTS)(W,Q,p,de)}else re=Q[Q.length-1];if(re){var Te=re.sn-O.startSN,ve=W&&re.level===W.level,pe=Q[Te+1],he=this.fragmentTracker.getState(re);if(he===M.FragmentState.BACKTRACKED){re=null;for(var me=Te;Q[me]&&this.fragmentTracker.getState(Q[me])===M.FragmentState.BACKTRACKED;)W?re=Q[me--]:re=Q[--me];re||(re=pe)}else W&&re.sn===W.sn&&!ee&&(ve&&(re.sn<F&&this.fragmentTracker.getState(pe)!==M.FragmentState.OK?(this.log("SN "+re.sn+" just loaded, load next one: "+pe.sn),re=pe):re=null))}return re},a.synchronizeToLiveEdge=function(p){var b=this.config,O=this.media;if(!O)return;var N=this.hls.liveSyncPosition,W=O.currentTime,Q=p.fragments[0].start,F=p.edge,_=W>=Q-b.maxFragLookUpTolerance&&W<=F;if(N!==null&&O.duration>N&&(W<N||!_)){var J=b.liveMaxLatencyDuration!==void 0?b.liveMaxLatencyDuration:b.liveMaxLatencyDurationCount*p.targetduration;(!_&&O.readyState<4||W<F-J)&&(this.loadedmetadata||(this.nextLoadPosition=N),O.readyState&&(this.warn("Playback: "+W.toFixed(3)+" is located too far from the end of live sliding playlist: "+F+", reset currentTime to : "+N.toFixed(3)),O.currentTime=N))}},a.alignPlaylists=function(p,b){var O=this.levels,N=this.levelLastLoaded,W=this.fragPrevious,Q=N!==null?O[N]:null,F=p.fragments.length;if(!F)return this.warn("No fragments in live playlist"),0;var _=p.fragments[0].start,J=!b,ee=p.alignedSliding&&Object(K.isFiniteNumber)(_);if(J||!ee&&!_){Object(L.alignStream)(W,Q,p);var re=p.fragments[0].start;return this.log("Live playlist sliding: "+re.toFixed(2)+" start-sn: "+(b?b.startSN:"na")+"->"+p.startSN+" prev-sn: "+(W?W.sn:"na")+" fragments: "+F),re}return _},a.waitForCdnTuneIn=function(p){var b=3;return p.live&&p.canBlockReload&&p.tuneInGoal>Math.max(p.partHoldBack,p.partTarget*b)},a.setStartPosition=function(p,b){var O=this.startPosition;if(O<b&&(O=-1),O===-1||this.lastCurrentTime===-1){var N=p.startTimeOffset;Object(K.isFiniteNumber)(N)?(O=b+N,N<0&&(O+=p.totalduration),O=Math.min(Math.max(b,O),b+p.totalduration),this.log("Start time offset "+N+" found in playlist, adjust startPosition to "+O),this.startPosition=O):p.live?O=this.hls.liveSyncPosition||b:this.startPosition=O=0,this.lastCurrentTime=O}this.nextLoadPosition=O},a.getLoadPosition=function(){var p=this.media,b=0;return this.loadedmetadata&&p?b=p.currentTime:this.nextLoadPosition&&(b=this.nextLoadPosition),b},a.handleFragLoadAborted=function(p,b){this.transmuxer&&p.sn!=="initSegment"&&p.stats.aborted&&(this.warn("Fragment "+p.sn+(b?" part"+b.index:"")+" of level "+p.level+" was aborted"),this.resetFragmentLoading(p))},a.resetFragmentLoading=function(p){(!this.fragCurrent||!this.fragContextChanged(p))&&(this.state=y.IDLE)},a.onFragmentOrKeyLoadError=function(p,b){if(b.fatal)return;var O=b.frag;if(!O||O.type!==p)return;var N=this.fragCurrent;console.assert(N&&O.sn===N.sn&&O.level===N.level&&O.urlId===N.urlId,"Frag load error must match current frag to retry");var W=this.config;if(this.fragLoadError+1<=W.fragLoadingMaxRetry){if(this.resetLiveStartWhenNotLoaded(O.level))return;var Q=Math.min(Math.pow(2,this.fragLoadError)*W.fragLoadingRetryDelay,W.fragLoadingMaxRetryTimeout);this.warn("Fragment "+O.sn+" of "+p+" "+O.level+" failed to load, retrying in "+Q+"ms"),this.retryDate=self.performance.now()+Q,this.fragLoadError++,this.state=y.FRAG_LOADING_WAITING_RETRY}else b.levelRetry?(p===l.PlaylistLevelType.AUDIO&&(this.fragCurrent=null),this.fragLoadError=0,this.state=y.IDLE):(B.logger.error(b.details+" reaches max retry, redispatch as fatal ..."),b.fatal=!0,this.hls.stopLoad(),this.state=y.ERROR)},a.afterBufferFlushed=function(p,b,O){if(!p)return;var N=U.BufferHelper.getBuffered(p);this.fragmentTracker.detectEvictedFragments(b,N,O),this.state===y.ENDED&&this.resetLoadingState()},a.resetLoadingState=function(){this.fragCurrent=null,this.fragPrevious=null,this.state=y.IDLE},a.resetLiveStartWhenNotLoaded=function(p){if(!this.loadedmetadata){this.startFragRequested=!1;var b=this.levels?this.levels[p].details:null;if(b!=null&&b.live)return this.startPosition=-1,this.setStartPosition(b,0),this.resetLoadingState(),!0;this.nextLoadPosition=this.startPosition}return!1},a.updateLevelTiming=function(p,b,O,N){var W=this,Q=O.details;console.assert(!!Q,"level.details must be defined");var F=Object.keys(p.elementaryStreams).reduce(function(_,J){var ee=p.elementaryStreams[J];if(ee){var re=ee.endPTS-ee.startPTS;if(re<=0)return W.warn("Could not parse fragment "+p.sn+" "+J+" duration reliably ("+re+") resetting transmuxer to fallback to playlist timing"),W.resetTransmuxer(),_||!1;var de=N?0:Object(S.updateFragPTSDTS)(Q,p,ee.startPTS,ee.endPTS,ee.startDTS,ee.endDTS);return W.hls.trigger(I.Events.LEVEL_PTS_UPDATED,{details:Q,level:O,drift:de,type:J,frag:p,start:ee.startPTS,end:ee.endPTS}),!0}return _},!1);F?(this.state=y.PARSED,this.hls.trigger(I.Events.FRAG_PARSED,{frag:p,part:b})):this.resetLoadingState()},a.resetTransmuxer=function(){this.transmuxer&&(this.transmuxer.destroy(),this.transmuxer=null)},A(s,[{key:"state",get:function(){return this._state},set:function(p){var b=this._state;b!==p&&(this._state=p,this.log(b+"->"+p))}}]),s}(P.default)},"./src/controller/buffer-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./src/polyfills/number.ts"),P=D("./src/events.ts"),M=D("./src/utils/logger.ts"),U=D("./src/errors.ts"),B=D("./src/utils/buffer-helper.ts"),I=D("./src/utils/mediasource-helper.ts"),R=D("./src/loader/fragment.ts"),v=D("./src/controller/buffer-operation-queue.ts"),T=Object(I.getMediaSource)(),L=/([ha]vc.)(?:\.[^.,]+)+/,C=function(){function S(u){var o=this;this.details=null,this._objectUrl=null,this.operationQueue=void 0,this.listeners=void 0,this.hls=void 0,this.bufferCodecEventsExpected=0,this._bufferCodecEventsTotal=0,this.media=null,this.mediaSource=null,this.appendError=0,this.tracks={},this.pendingTracks={},this.sourceBuffer=void 0,this._onMediaSourceOpen=function(){var l=o.hls,d=o.media,A=o.mediaSource;M.logger.log("[buffer-controller]: Media source opened"),d&&(o.updateMediaElementDuration(),l.trigger(P.Events.MEDIA_ATTACHED,{media:d})),A&&A.removeEventListener("sourceopen",o._onMediaSourceOpen),o.checkPendingTracks()},this._onMediaSourceClose=function(){M.logger.log("[buffer-controller]: Media source closed")},this._onMediaSourceEnded=function(){M.logger.log("[buffer-controller]: Media source ended")},this.hls=u,this._initSourceBuffer(),this.registerListeners()}var E=S.prototype;return E.hasSourceTypes=function(){return this.getSourceBufferTypes().length>0||Object.keys(this.pendingTracks).length>0},E.destroy=function(){this.unregisterListeners(),this.details=null},E.registerListeners=function(){var o=this.hls;o.on(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(P.Events.BUFFER_RESET,this.onBufferReset,this),o.on(P.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.on(P.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.on(P.Events.BUFFER_EOS,this.onBufferEos,this),o.on(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.on(P.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.on(P.Events.FRAG_PARSED,this.onFragParsed,this),o.on(P.Events.FRAG_CHANGED,this.onFragChanged,this)},E.unregisterListeners=function(){var o=this.hls;o.off(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),o.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(P.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(P.Events.BUFFER_RESET,this.onBufferReset,this),o.off(P.Events.BUFFER_APPENDING,this.onBufferAppending,this),o.off(P.Events.BUFFER_CODECS,this.onBufferCodecs,this),o.off(P.Events.BUFFER_EOS,this.onBufferEos,this),o.off(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),o.off(P.Events.LEVEL_UPDATED,this.onLevelUpdated,this),o.off(P.Events.FRAG_PARSED,this.onFragParsed,this),o.off(P.Events.FRAG_CHANGED,this.onFragChanged,this)},E._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new v.default(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},E.onManifestParsed=function(o,l){var d=2;(l.audio&&!l.video||!l.altAudio)&&(d=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=d,this.details=null,M.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},E.onMediaAttaching=function(o,l){var d=this.media=l.media;if(d&&T){var A=this.mediaSource=new T;A.addEventListener("sourceopen",this._onMediaSourceOpen),A.addEventListener("sourceended",this._onMediaSourceEnded),A.addEventListener("sourceclose",this._onMediaSourceClose),d.src=self.URL.createObjectURL(A),this._objectUrl=d.src}},E.onMediaDetaching=function(){var o=this.media,l=this.mediaSource,d=this._objectUrl;if(l){if(M.logger.log("[buffer-controller]: media source detaching"),l.readyState==="open")try{l.endOfStream()}catch(A){M.logger.warn("[buffer-controller]: onMediaDetaching: "+A.message+" while calling endOfStream")}this.onBufferReset(),l.removeEventListener("sourceopen",this._onMediaSourceOpen),l.removeEventListener("sourceended",this._onMediaSourceEnded),l.removeEventListener("sourceclose",this._onMediaSourceClose),o&&(d&&self.URL.revokeObjectURL(d),o.src===d?(o.removeAttribute("src"),o.load()):M.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(P.Events.MEDIA_DETACHED,void 0)},E.onBufferReset=function(){var o=this;this.getSourceBufferTypes().forEach(function(l){var d=o.sourceBuffer[l];try{d&&(o.removeBufferListeners(l),o.mediaSource&&o.mediaSource.removeSourceBuffer(d),o.sourceBuffer[l]=void 0)}catch(A){M.logger.warn("[buffer-controller]: Failed to reset the "+l+" buffer",A)}}),this._initSourceBuffer()},E.onBufferCodecs=function(o,l){var d=this,A=this.getSourceBufferTypes().length;if(Object.keys(l).forEach(function(f){if(A){var m=d.tracks[f];if(m&&typeof m.buffer.changeType=="function"){var w=l[f],y=w.codec,h=w.levelCodec,c=w.container,s=(m.levelCodec||m.codec).replace(L,"$1"),a=(h||y).replace(L,"$1");if(s!==a){var g=c+";codecs="+(h||y);d.appendChangeType(f,g)}}}else d.pendingTracks[f]=l[f]}),A)return;this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&this.mediaSource.readyState==="open"&&this.checkPendingTracks()},E.appendChangeType=function(o,l){var d=this,A=this.operationQueue,f={execute:function(){var w=d.sourceBuffer[o];w&&(M.logger.log("[buffer-controller]: changing "+o+" sourceBuffer type to "+l),w.changeType(l)),A.shiftAndExecuteNext(o)},onStart:function(){},onComplete:function(){},onError:function(w){M.logger.warn("[buffer-controller]: Failed to change "+o+" SourceBuffer type",w)}};A.append(f,o)},E.onBufferAppending=function(o,l){var d=this,A=this.hls,f=this.operationQueue,m=this.tracks,w=l.data,y=l.type,h=l.frag,c=l.part,s=l.chunkMeta,a=s.buffering[y],g=self.performance.now();a.start=g;var p=h.stats.buffering,b=c?c.stats.buffering:null;p.start===0&&(p.start=g),b&&b.start===0&&(b.start=g);var O=m.audio,N=y==="audio"&&s.id===1&&(O==null?void 0:O.container)==="audio/mpeg",W={execute:function(){if(a.executeStart=self.performance.now(),N){var F=d.sourceBuffer[y];if(F){var _=h.start-F.timestampOffset;Math.abs(_)>=.1&&(M.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+_+") sn: "+h.sn+")"),F.timestampOffset=h.start)}}d.appendExecutor(w,y)},onStart:function(){},onComplete:function(){var F=self.performance.now();a.executeEnd=a.end=F,p.first===0&&(p.first=F),b&&b.first===0&&(b.first=F);var _=d.sourceBuffer,J={};for(var ee in _)J[ee]=B.BufferHelper.getBuffered(_[ee]);d.appendError=0,d.hls.trigger(P.Events.BUFFER_APPENDED,{type:y,frag:h,part:c,chunkMeta:s,parent:h.type,timeRanges:J})},onError:function(F){M.logger.error("[buffer-controller]: Error encountered while trying to append to the "+y+" SourceBuffer",F);var _={type:U.ErrorTypes.MEDIA_ERROR,parent:h.type,details:U.ErrorDetails.BUFFER_APPEND_ERROR,err:F,fatal:!1};F.code===DOMException.QUOTA_EXCEEDED_ERR?_.details=U.ErrorDetails.BUFFER_FULL_ERROR:(d.appendError++,_.details=U.ErrorDetails.BUFFER_APPEND_ERROR,d.appendError>A.config.appendErrorMaxRetry&&(M.logger.error("[buffer-controller]: Failed "+A.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),_.fatal=!0)),A.trigger(P.Events.ERROR,_)}};f.append(W,y)},E.onBufferFlushing=function(o,l){var d=this,A=this.operationQueue,f=function(w){return{execute:d.removeExecutor.bind(d,w,l.startOffset,l.endOffset),onStart:function(){},onComplete:function(){d.hls.trigger(P.Events.BUFFER_FLUSHED,{type:w})},onError:function(h){M.logger.warn("[buffer-controller]: Failed to remove from "+w+" SourceBuffer",h)}}};l.type?A.append(f(l.type),l.type):this.getSourceBufferTypes().forEach(function(m){A.append(f(m),m)})},E.onFragParsed=function(o,l){var d=this,A=l.frag,f=l.part,m=[],w=f?f.elementaryStreams:A.elementaryStreams;w[R.ElementaryStreamTypes.AUDIOVIDEO]?m.push("audiovideo"):(w[R.ElementaryStreamTypes.AUDIO]&&m.push("audio"),w[R.ElementaryStreamTypes.VIDEO]&&m.push("video"));var y=function(){var c=self.performance.now();A.stats.buffering.end=c,f&&(f.stats.buffering.end=c);var s=f?f.stats:A.stats;d.hls.trigger(P.Events.FRAG_BUFFERED,{frag:A,part:f,stats:s,id:A.type})};m.length===0&&M.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+A.type+" level: "+A.level+" sn: "+A.sn),this.blockBuffers(y,m)},E.onFragChanged=function(o,l){this.flushBackBuffer()},E.onBufferEos=function(o,l){var d=this,A=this.getSourceBufferTypes().reduce(function(f,m){var w=d.sourceBuffer[m];return(!l.type||l.type===m)&&(w&&!w.ended&&(w.ended=!0,M.logger.log("[buffer-controller]: "+m+" sourceBuffer now EOS"))),f&&!!(!w||w.ended)},!0);A&&this.blockBuffers(function(){var f=d.mediaSource;if(!f||f.readyState!=="open")return;f.endOfStream()})},E.onLevelUpdated=function(o,l){var d=l.details;if(!d.fragments.length)return;this.details=d,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration()},E.flushBackBuffer=function(){var o=this.hls,l=this.details,d=this.media,A=this.sourceBuffer;if(!d||l===null)return;var f=this.getSourceBufferTypes();if(!f.length)return;var m=l.live&&o.config.liveBackBufferLength!==null?o.config.liveBackBufferLength:o.config.backBufferLength;if(!Object(K.isFiniteNumber)(m)||m<0)return;var w=d.currentTime,y=l.levelTargetDuration,h=Math.max(m,y),c=Math.floor(w/y)*y-h;f.forEach(function(s){var a=A[s];if(a){var g=B.BufferHelper.getBuffered(a);g.length>0&&c>g.start(0)&&(o.trigger(P.Events.BACK_BUFFER_REACHED,{bufferEnd:c}),l.live&&o.trigger(P.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:c}),o.trigger(P.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:c,type:s}))}})},E.updateMediaElementDuration=function(){if(!this.details||!this.media||!this.mediaSource||this.mediaSource.readyState!=="open")return;var o=this.details,l=this.hls,d=this.media,A=this.mediaSource,f=o.fragments[0].start+o.totalduration,m=d.duration,w=Object(K.isFiniteNumber)(A.duration)?A.duration:0;o.live&&l.config.liveDurationInfinity?(M.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),A.duration=Infinity,this.updateSeekableRange(o)):(f>w&&f>m||!Object(K.isFiniteNumber)(m))&&(M.logger.log("[buffer-controller]: Updating Media Source duration to "+f.toFixed(3)),A.duration=f)},E.updateSeekableRange=function(o){var l=this.mediaSource,d=o.fragments,A=d.length;if(A&&o.live&&l!==null&&l!==void 0&&l.setLiveSeekableRange){var f=Math.max(0,d[0].start),m=Math.max(f,f+o.totalduration);l.setLiveSeekableRange(f,m)}},E.checkPendingTracks=function(){var o=this.bufferCodecEventsExpected,l=this.operationQueue,d=this.pendingTracks,A=Object.keys(d).length;if(A&&!o||A===2){this.createSourceBuffers(d),this.pendingTracks={};var f=this.getSourceBufferTypes();if(f.length===0){this.hls.trigger(P.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});return}f.forEach(function(m){l.executeNext(m)})}},E.createSourceBuffers=function(o){var l=this.sourceBuffer,d=this.mediaSource;if(!d)throw Error("createSourceBuffers called when mediaSource was null");var A=0;for(var f in o)if(!l[f]){var m=o[f];if(!m)throw Error("source buffer exists for track "+f+", however track does not");var w=m.levelCodec||m.codec,y=m.container+";codecs="+w;M.logger.log("[buffer-controller]: creating sourceBuffer("+y+")");try{var h=l[f]=d.addSourceBuffer(y),c=f;this.addBufferListener(c,"updatestart",this._onSBUpdateStart),this.addBufferListener(c,"updateend",this._onSBUpdateEnd),this.addBufferListener(c,"error",this._onSBUpdateError),this.tracks[f]={buffer:h,codec:w,container:m.container,levelCodec:m.levelCodec,id:m.id},A++}catch(s){M.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+s.message),this.hls.trigger(P.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:s,mimeType:y})}}A&&this.hls.trigger(P.Events.BUFFER_CREATED,{tracks:this.tracks})},E._onSBUpdateStart=function(o){var l=this.operationQueue,d=l.current(o);d.onStart()},E._onSBUpdateEnd=function(o){var l=this.operationQueue,d=l.current(o);d.onComplete(),l.shiftAndExecuteNext(o)},E._onSBUpdateError=function(o,l){M.logger.error("[buffer-controller]: "+o+" SourceBuffer error",l),this.hls.trigger(P.Events.ERROR,{type:U.ErrorTypes.MEDIA_ERROR,details:U.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var d=this.operationQueue.current(o);d&&d.onError(l)},E.removeExecutor=function(o,l,d){var A=this.media,f=this.mediaSource,m=this.operationQueue,w=this.sourceBuffer,y=w[o];if(!A||!f||!y){M.logger.warn("[buffer-controller]: Attempting to remove from the "+o+" SourceBuffer, but it does not exist"),m.shiftAndExecuteNext(o);return}var h=Object(K.isFiniteNumber)(A.duration)?A.duration:Infinity,c=Object(K.isFiniteNumber)(f.duration)?f.duration:Infinity,s=Math.max(0,l),a=Math.min(d,h,c);a>s?(M.logger.log("[buffer-controller]: Removing ["+s+","+a+"] from the "+o+" SourceBuffer"),console.assert(!y.updating,o+" sourceBuffer must not be updating"),y.remove(s,a)):m.shiftAndExecuteNext(o)},E.appendExecutor=function(o,l){var d=this.operationQueue,A=this.sourceBuffer,f=A[l];if(!f){M.logger.warn("[buffer-controller]: Attempting to append to the "+l+" SourceBuffer, but it does not exist"),d.shiftAndExecuteNext(l);return}f.ended=!1,console.assert(!f.updating,l+" sourceBuffer must not be updating"),f.appendBuffer(o)},E.blockBuffers=function(o,l){var d=this;if(l===void 0&&(l=this.getSourceBufferTypes()),!l.length){M.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),Promise.resolve(o);return}var A=this.operationQueue,f=l.map(function(m){return A.appendBlocker(m)});Promise.all(f).then(function(){o(),l.forEach(function(m){var w=d.sourceBuffer[m];(!w||!w.updating)&&A.shiftAndExecuteNext(m)})})},E.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},E.addBufferListener=function(o,l,d){var A=this.sourceBuffer[o];if(!A)return;var f=d.bind(this,o);this.listeners[o].push({event:l,listener:f}),A.addEventListener(l,f)},E.removeBufferListeners=function(o){var l=this.sourceBuffer[o];if(!l)return;this.listeners[o].forEach(function(d){l.removeEventListener(d.event,d.listener)})},S}()},"./src/controller/buffer-operation-queue.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return P});var K=D("./src/utils/logger.ts"),P=function(){function M(B){this.buffers=void 0,this.queues={video:[],audio:[],audiovideo:[]},this.buffers=B}var U=M.prototype;return U.append=function(I,R){var v=this.queues[R];v.push(I),v.length===1&&this.buffers[R]&&this.executeNext(R)},U.insertAbort=function(I,R){var v=this.queues[R];v.unshift(I),this.executeNext(R)},U.appendBlocker=function(I){var R,v=new Promise(function(L){R=L}),T={execute:R,onStart:function(){},onComplete:function(){},onError:function(){}};return this.append(T,I),v},U.executeNext=function(I){var R=this.buffers,v=this.queues,T=R[I],L=v[I];if(L.length){var C=L[0];try{C.execute()}catch(S){K.logger.warn("[buffer-operation-queue]: Unhandled exception executing the current operation"),C.onError(S),(!T||!T.updating)&&(L.shift(),this.executeNext(I))}}},U.shiftAndExecuteNext=function(I){this.queues[I].shift(),this.executeNext(I)},U.current=function(I){return this.queues[I][0]},M}()},"./src/controller/cap-level-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts");function P(B,I){for(var R=0;R<I.length;R++){var v=I[R];v.enumerable=v.enumerable||!1,v.configurable=!0,"value"in v&&(v.writable=!0),Object.defineProperty(B,v.key,v)}}function M(B,I,R){return I&&P(B.prototype,I),R&&P(B,R),B}var U=function(){function B(R){this.autoLevelCapping=void 0,this.firstLevel=void 0,this.media=void 0,this.restrictedLevels=void 0,this.timer=void 0,this.hls=void 0,this.streamController=void 0,this.clientRect=void 0,this.hls=R,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.firstLevel=-1,this.media=null,this.restrictedLevels=[],this.timer=void 0,this.clientRect=null,this.registerListeners()}var I=B.prototype;return I.setStreamController=function(v){this.streamController=v},I.destroy=function(){this.unregisterListener(),this.hls.config.capLevelToPlayerSize&&this.stopCapping(),this.media=null,this.clientRect=null,this.hls=this.streamController=null},I.registerListeners=function(){var v=this.hls;v.on(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.on(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},I.unregisterListener=function(){var v=this.hls;v.off(K.Events.FPS_DROP_LEVEL_CAPPING,this.onFpsDropLevelCapping,this),v.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),v.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),v.off(K.Events.BUFFER_CODECS,this.onBufferCodecs,this),v.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this)},I.onFpsDropLevelCapping=function(v,T){B.isLevelAllowed(T.droppedLevel,this.restrictedLevels)&&this.restrictedLevels.push(T.droppedLevel)},I.onMediaAttaching=function(v,T){this.media=T.media instanceof HTMLVideoElement?T.media:null},I.onManifestParsed=function(v,T){var L=this.hls;this.restrictedLevels=[],this.firstLevel=T.firstLevel,L.config.capLevelToPlayerSize&&T.video&&this.startCapping()},I.onBufferCodecs=function(v,T){var L=this.hls;L.config.capLevelToPlayerSize&&T.video&&this.startCapping()},I.onMediaDetaching=function(){this.stopCapping()},I.detectPlayerSize=function(){if(this.media&&this.mediaHeight>0&&this.mediaWidth>0){var v=this.hls.levels;if(v.length){var T=this.hls;T.autoLevelCapping=this.getMaxLevel(v.length-1),T.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=T.autoLevelCapping}}},I.getMaxLevel=function(v){var T=this,L=this.hls.levels;if(!L.length)return-1;var C=L.filter(function(S,E){return B.isLevelAllowed(E,T.restrictedLevels)&&E<=v});return this.clientRect=null,B.getMaxLevelByMediaSize(C,this.mediaWidth,this.mediaHeight)},I.startCapping=function(){if(this.timer)return;this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize()},I.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},I.getDimensions=function(){if(this.clientRect)return this.clientRect;var v=this.media,T={width:0,height:0};if(v){var L=v.getBoundingClientRect();T.width=L.width,T.height=L.height,!T.width&&!T.height&&(T.width=L.right-L.left||v.width||0,T.height=L.bottom-L.top||v.height||0)}return this.clientRect=T,T},B.isLevelAllowed=function(v,T){return T===void 0&&(T=[]),T.indexOf(v)===-1},B.getMaxLevelByMediaSize=function(v,T,L){if(!v||!v.length)return-1;for(var C=function(l,d){return d?l.width!==d.width||l.height!==d.height:!0},S=v.length-1,E=0;E<v.length;E+=1){var u=v[E];if((u.width>=T||u.height>=L)&&C(u,v[E+1])){S=E;break}}return S},M(B,[{key:"mediaWidth",get:function(){return this.getDimensions().width*B.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*B.contentScaleFactor}}],[{key:"contentScaleFactor",get:function(){var v=1;try{v=self.devicePixelRatio}catch(T){}return v}}]),B}();G.default=U},"./src/controller/cmcd-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./src/events.ts"),P=D("./src/types/cmcd.ts"),M=D("./src/utils/buffer-helper.ts"),U=D("./src/utils/logger.ts");function B(S,E){for(var u=0;u<E.length;u++){var o=E[u];o.enumerable=o.enumerable||!1,o.configurable=!0,"value"in o&&(o.writable=!0),Object.defineProperty(S,o.key,o)}}function I(S,E,u){return E&&B(S.prototype,E),u&&B(S,u),S}function R(S,E){var u=typeof Symbol!="undefined"&&S[Symbol.iterator]||S["@@iterator"];if(u)return(u=u.call(S)).next.bind(u);if(Array.isArray(S)||(u=v(S))||E&&S&&typeof S.length=="number"){u&&(S=u);var o=0;return function(){return o>=S.length?{done:!0}:{done:!1,value:S[o++]}}}throw new TypeError(`Invalid attempt to iterate non-iterable instance.
In order to be iterable, non-array objects must have a [Symbol.iterator]() method.`)}function v(S,E){if(!S)return;if(typeof S=="string")return T(S,E);var u=Object.prototype.toString.call(S).slice(8,-1);if(u==="Object"&&S.constructor&&(u=S.constructor.name),u==="Map"||u==="Set")return Array.from(S);if(u==="Arguments"||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(u))return T(S,E)}function T(S,E){(E==null||E>S.length)&&(E=S.length);for(var u=0,o=new Array(E);u<E;u++)o[u]=S[u];return o}function L(){return L=Object.assign||function(S){for(var E=1;E<arguments.length;E++){var u=arguments[E];for(var o in u)Object.prototype.hasOwnProperty.call(u,o)&&(S[o]=u[o])}return S},L.apply(this,arguments)}var C=function(){function S(u){var o=this;this.hls=void 0,this.config=void 0,this.media=void 0,this.sid=void 0,this.cid=void 0,this.useHeaders=!1,this.initialized=!1,this.starved=!1,this.buffering=!0,this.audioBuffer=void 0,this.videoBuffer=void 0,this.onWaiting=function(){o.initialized&&(o.starved=!0),o.buffering=!0},this.onPlaying=function(){o.initialized||(o.initialized=!0),o.buffering=!1},this.applyPlaylistData=function(A){try{o.apply(A,{ot:P.CMCDObjectType.MANIFEST,su:!o.initialized})}catch(f){U.logger.warn("Could not generate manifest CMCD data.",f)}},this.applyFragmentData=function(A){try{var f=A.frag,m=o.hls.levels[f.level],w=o.getObjectType(f),y={d:f.duration*1e3,ot:w};(w===P.CMCDObjectType.VIDEO||w===P.CMCDObjectType.AUDIO||w==P.CMCDObjectType.MUXED)&&(y.br=m.bitrate/1e3,y.tb=o.getTopBandwidth(w),y.bl=o.getBufferLength(w)),o.apply(A,y)}catch(h){U.logger.warn("Could not generate segment CMCD data.",h)}},this.hls=u;var l=this.config=u.config,d=l.cmcd;d!=null&&(l.pLoader=this.createPlaylistLoader(),l.fLoader=this.createFragmentLoader(),this.sid=d.sessionId||S.uuid(),this.cid=d.contentId,this.useHeaders=d.useHeaders===!0,this.registerListeners())}var E=S.prototype;return E.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.on(K.Events.BUFFER_CREATED,this.onBufferCreated,this)},E.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),o.off(K.Events.BUFFER_CREATED,this.onBufferCreated,this),this.onMediaDetached()},E.destroy=function(){this.unregisterListeners(),this.hls=this.config=this.audioBuffer=this.videoBuffer=null},E.onMediaAttached=function(o,l){this.media=l.media,this.media.addEventListener("waiting",this.onWaiting),this.media.addEventListener("playing",this.onPlaying)},E.onMediaDetached=function(){if(!this.media)return;this.media.removeEventListener("waiting",this.onWaiting),this.media.removeEventListener("playing",this.onPlaying),this.media=null},E.onBufferCreated=function(o,l){var d,A;this.audioBuffer=(d=l.tracks.audio)===null||d===void 0?void 0:d.buffer,this.videoBuffer=(A=l.tracks.video)===null||A===void 0?void 0:A.buffer},E.createData=function(){var o;return{v:P.CMCDVersion,sf:P.CMCDStreamingFormat.HLS,sid:this.sid,cid:this.cid,pr:(o=this.media)===null||o===void 0?void 0:o.playbackRate,mtp:this.hls.bandwidthEstimate/1e3}},E.apply=function(o,l){l===void 0&&(l={}),L(l,this.createData());var d=l.ot===P.CMCDObjectType.INIT||l.ot===P.CMCDObjectType.VIDEO||l.ot===P.CMCDObjectType.MUXED;if(this.starved&&d&&(l.bs=!0,l.su=!0,this.starved=!1),l.su==null&&(l.su=this.buffering),this.useHeaders){var A=S.toHeaders(l);if(!Object.keys(A).length)return;o.headers||(o.headers={}),L(o.headers,A)}else{var f=S.toQuery(l);if(!f)return;o.url=S.appendQueryToUri(o.url,f)}},E.getObjectType=function(o){var l=o.type;return l==="subtitle"?P.CMCDObjectType.TIMED_TEXT:o.sn==="initSegment"?P.CMCDObjectType.INIT:l==="audio"?P.CMCDObjectType.AUDIO:l==="main"?this.hls.audioTracks.length?P.CMCDObjectType.VIDEO:P.CMCDObjectType.MUXED:void 0},E.getTopBandwidth=function(o){for(var l=0,d=o===P.CMCDObjectType.AUDIO?this.hls.audioTracks:this.hls.levels,A=R(d),f;!(f=A()).done;){var m=f.value;m.bitrate>l&&(l=m.bitrate)}return l>0?l:NaN},E.getBufferLength=function(o){var l=this.hls.media,d=o===P.CMCDObjectType.AUDIO?this.audioBuffer:this.videoBuffer;if(!d||!l)return NaN;var A=M.BufferHelper.bufferInfo(d,l.currentTime,this.config.maxBufferHole);return A.len*1e3},E.createPlaylistLoader=function(){var o=this.config.pLoader,l=this.applyPlaylistData,d=o||this.config.loader;return function(){function A(m){this.loader=void 0,this.loader=new d(m)}var f=A.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){l(w),this.loader.load(w,y,h)},I(A,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),A}()},E.createFragmentLoader=function(){var o=this.config.fLoader,l=this.applyFragmentData,d=o||this.config.loader;return function(){function A(m){this.loader=void 0,this.loader=new d(m)}var f=A.prototype;return f.destroy=function(){this.loader.destroy()},f.abort=function(){this.loader.abort()},f.load=function(w,y,h){l(w),this.loader.load(w,y,h)},I(A,[{key:"stats",get:function(){return this.loader.stats}},{key:"context",get:function(){return this.loader.context}}]),A}()},S.uuid=function(){var o=URL.createObjectURL(new Blob),l=o.toString();return URL.revokeObjectURL(o),l.substr(l.lastIndexOf("/")+1)},S.serialize=function(o){for(var l=[],d=function(N){return!Number.isNaN(N)&&N!=null&&N!==""&&N!==!1},A=function(N){return Math.round(N)},f=function(N){return A(N/100)*100},m=function(N){return encodeURIComponent(N)},w={br:A,d:A,bl:f,dl:f,mtp:f,nor:m,rtp:f,tb:A},y=Object.keys(o||{}).sort(),h=R(y),c;!(c=h()).done;){var s=c.value,a=o[s];if(!d(a))continue;if(s==="v"&&a===1)continue;if(s=="pr"&&a===1)continue;var g=w[s];g&&(a=g(a));var p=typeof a,b=void 0;s==="ot"||s==="sf"||s==="st"?b=s+"="+a:p==="boolean"?b=s:p==="number"?b=s+"="+a:b=s+"="+JSON.stringify(a),l.push(b)}return l.join(",")},S.toHeaders=function(o){for(var l=Object.keys(o),d={},A=["Object","Request","Session","Status"],f=[{},{},{},{}],m={br:0,d:0,ot:0,tb:0,bl:1,dl:1,mtp:1,nor:1,nrr:1,su:1,cid:2,pr:2,sf:2,sid:2,st:2,v:2,bs:3,rtp:3},w=0,y=l;w<y.length;w++){var h=y[w],c=m[h]!=null?m[h]:1;f[c][h]=o[h]}for(var s=0;s<f.length;s++){var a=S.serialize(f[s]);a&&(d["CMCD-"+A[s]]=a)}return d},S.toQuery=function(o){return"CMCD="+encodeURIComponent(S.serialize(o))},S.appendQueryToUri=function(o,l){if(!l)return o;var d=o.includes("?")?"&":"?";return""+o+d+l},S}()},"./src/controller/eme-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),P=D("./src/errors.ts"),M=D("./src/utils/logger.ts"),U=D("./src/utils/mediakeys-helper.ts");function B(C,S){for(var E=0;E<S.length;E++){var u=S[E];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function I(C,S,E){return S&&B(C.prototype,S),E&&B(C,E),C}var R=3,v=function(S,E,u){var o={audioCapabilities:[],videoCapabilities:[]};return S.forEach(function(l){o.audioCapabilities.push({contentType:'audio/mp4; codecs="'+l+'"',robustness:u.audioRobustness||""})}),E.forEach(function(l){o.videoCapabilities.push({contentType:'video/mp4; codecs="'+l+'"',robustness:u.videoRobustness||""})}),[o]},T=function(S,E,u,o){switch(S){case U.KeySystems.WIDEVINE:return v(E,u,o);default:throw new Error("Unknown key-system: "+S)}},L=function(){function C(E){this.hls=void 0,this._widevineLicenseUrl=void 0,this._licenseXhrSetup=void 0,this._licenseResponseCallback=void 0,this._emeEnabled=void 0,this._requestMediaKeySystemAccess=void 0,this._drmSystemOptions=void 0,this._config=void 0,this._mediaKeysList=[],this._media=null,this._hasSetMediaKeys=!1,this._requestLicenseFailureCount=0,this.mediaKeysPromise=null,this._onMediaEncrypted=this.onMediaEncrypted.bind(this),this.hls=E,this._config=E.config,this._widevineLicenseUrl=this._config.widevineLicenseUrl,this._licenseXhrSetup=this._config.licenseXhrSetup,this._licenseResponseCallback=this._config.licenseResponseCallback,this._emeEnabled=this._config.emeEnabled,this._requestMediaKeySystemAccess=this._config.requestMediaKeySystemAccessFunc,this._drmSystemOptions=this._config.drmSystemOptions,this._registerListeners()}var S=C.prototype;return S.destroy=function(){this._unregisterListeners(),this.hls=this._onMediaEncrypted=null,this._requestMediaKeySystemAccess=null},S._registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S._unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.off(K.Events.MEDIA_DETACHED,this.onMediaDetached,this),this.hls.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this)},S.getLicenseServerUrl=function(u){switch(u){case U.KeySystems.WIDEVINE:if(!this._widevineLicenseUrl)break;return this._widevineLicenseUrl}throw new Error('no license server URL configured for key-system "'+u+'"')},S._attemptKeySystemAccess=function(u,o,l){var d=this,A=T(u,o,l,this._drmSystemOptions);M.logger.log("Requesting encrypted media key-system access");var f=this.requestMediaKeySystemAccess(u,A);this.mediaKeysPromise=f.then(function(m){return d._onMediaKeySystemAccessObtained(u,m)}),f.catch(function(m){M.logger.error('Failed to obtain key-system "'+u+'" access:',m)})},S._onMediaKeySystemAccessObtained=function(u,o){var l=this;M.logger.log('Access for key-system "'+u+'" obtained');var d={mediaKeysSessionInitialized:!1,mediaKeySystemAccess:o,mediaKeySystemDomain:u};this._mediaKeysList.push(d);var A=Promise.resolve().then(function(){return o.createMediaKeys()}).then(function(f){return d.mediaKeys=f,M.logger.log('Media-keys created for key-system "'+u+'"'),l._onMediaKeysCreated(),f});return A.catch(function(f){M.logger.error("Failed to create media-keys:",f)}),A},S._onMediaKeysCreated=function(){var u=this;this._mediaKeysList.forEach(function(o){o.mediaKeysSession||(o.mediaKeysSession=o.mediaKeys.createSession(),u._onNewMediaKeySession(o.mediaKeysSession))})},S._onNewMediaKeySession=function(u){var o=this;M.logger.log("New key-system session "+u.sessionId),u.addEventListener("message",function(l){o._onKeySessionMessage(u,l.message)},!1)},S._onKeySessionMessage=function(u,o){M.logger.log("Got EME message event, creating license request"),this._requestLicense(o,function(l){M.logger.log("Received license data (length: "+(l&&l.byteLength)+"), updating key-session"),u.update(l)})},S.onMediaEncrypted=function(u){var o=this;if(M.logger.log('Media is encrypted using "'+u.initDataType+'" init data type'),!this.mediaKeysPromise){M.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been requested"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}var l=function(A){if(!o._media)return;o._attemptSetMediaKeys(A),o._generateRequestWithPreferredKeySession(u.initDataType,u.initData)};this.mediaKeysPromise.then(l).catch(l)},S._attemptSetMediaKeys=function(u){if(!this._media)throw new Error("Attempted to set mediaKeys without first attaching a media element");if(!this._hasSetMediaKeys){var o=this._mediaKeysList[0];if(!o||!o.mediaKeys){M.logger.error("Fatal: Media is encrypted but no CDM access or no keys have been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_KEYS,fatal:!0});return}M.logger.log("Setting keys for encrypted media"),this._media.setMediaKeys(o.mediaKeys),this._hasSetMediaKeys=!0}},S._generateRequestWithPreferredKeySession=function(u,o){var l=this,d=this._mediaKeysList[0];if(!d){M.logger.error("Fatal: Media is encrypted but not any key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}if(d.mediaKeysSessionInitialized){M.logger.warn("Key-Session already initialized but requested again");return}var A=d.mediaKeysSession;if(!A){M.logger.error("Fatal: Media is encrypted but no key-session existing"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!0});return}if(!o){M.logger.warn("Fatal: initData required for generating a key session is null"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_INIT_DATA,fatal:!0});return}M.logger.log('Generating key-session request for "'+u+'" init data type'),d.mediaKeysSessionInitialized=!0,A.generateRequest(u,o).then(function(){M.logger.debug("Key-session generation succeeded")}).catch(function(f){M.logger.error("Error generating key-session request:",f),l.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_SESSION,fatal:!1})})},S._createLicenseXhr=function(u,o,l){var d=new XMLHttpRequest;d.responseType="arraybuffer",d.onreadystatechange=this._onLicenseRequestReadyStageChange.bind(this,d,u,o,l);var A=this._licenseXhrSetup;if(A)try{A.call(this.hls,d,u),A=void 0}catch(f){M.logger.error(f)}try{d.readyState||d.open("POST",u,!0),A&&A.call(this.hls,d,u)}catch(f){throw new Error("issue setting up KeySystem license XHR "+f)}return d},S._onLicenseRequestReadyStageChange=function(u,o,l,d){switch(u.readyState){case 4:if(u.status===200){this._requestLicenseFailureCount=0,M.logger.log("License request succeeded");var A=u.response,f=this._licenseResponseCallback;if(f)try{A=f.call(this.hls,u,o)}catch(w){M.logger.error(w)}d(A)}else{if(M.logger.error("License Request XHR failed ("+o+"). Status: "+u.status+" ("+u.statusText+")"),this._requestLicenseFailureCount++,this._requestLicenseFailureCount>R){this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0});return}var m=R-this._requestLicenseFailureCount+1;M.logger.warn("Retrying license request, "+m+" attempts left"),this._requestLicense(l,d)}break}},S._generateLicenseRequestChallenge=function(u,o){switch(u.mediaKeySystemDomain){case U.KeySystems.WIDEVINE:return o}throw new Error("unsupported key-system: "+u.mediaKeySystemDomain)},S._requestLicense=function(u,o){M.logger.log("Requesting content license for key-system");var l=this._mediaKeysList[0];if(!l){M.logger.error("Fatal error: Media is encrypted but no key-system access has been obtained yet"),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_NO_ACCESS,fatal:!0});return}try{var d=this.getLicenseServerUrl(l.mediaKeySystemDomain),A=this._createLicenseXhr(d,u,o);M.logger.log("Sending license request to URL: "+d);var f=this._generateLicenseRequestChallenge(l,u);A.send(f)}catch(m){M.logger.error("Failure requesting DRM license: "+m),this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.KEY_SYSTEM_ERROR,details:P.ErrorDetails.KEY_SYSTEM_LICENSE_REQUEST_FAILED,fatal:!0})}},S.onMediaAttached=function(u,o){if(!this._emeEnabled)return;var l=o.media;this._media=l,l.addEventListener("encrypted",this._onMediaEncrypted)},S.onMediaDetached=function(){var u=this._media,o=this._mediaKeysList;if(!u)return;u.removeEventListener("encrypted",this._onMediaEncrypted),this._media=null,this._mediaKeysList=[],Promise.all(o.map(function(l){if(l.mediaKeysSession)return l.mediaKeysSession.close().catch(function(){})})).then(function(){return u.setMediaKeys(null)}).catch(function(){})},S.onManifestParsed=function(u,o){if(!this._emeEnabled)return;var l=o.levels.map(function(A){return A.audioCodec}).filter(function(A){return!!A}),d=o.levels.map(function(A){return A.videoCodec}).filter(function(A){return!!A});this._attemptKeySystemAccess(U.KeySystems.WIDEVINE,l,d)},I(C,[{key:"requestMediaKeySystemAccess",get:function(){if(!this._requestMediaKeySystemAccess)throw new Error("No requestMediaKeySystemAccess function configured");return this._requestMediaKeySystemAccess}}]),C}();G.default=L},"./src/controller/fps-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),P=D("./src/utils/logger.ts"),M=function(){function U(I){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=I,this.registerListeners()}var B=U.prototype;return B.setStreamController=function(R){this.streamController=R},B.registerListeners=function(){this.hls.on(K.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},B.unregisterListeners=function(){this.hls.off(K.Events.MEDIA_ATTACHING,this.onMediaAttaching)},B.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},B.onMediaAttaching=function(R,v){var T=this.hls.config;if(T.capLevelOnFPSDrop){var L=v.media instanceof self.HTMLVideoElement?v.media:null;this.media=L,L&&typeof L.getVideoPlaybackQuality=="function"&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),T.fpsDroppedMonitoringPeriod)}},B.checkFPS=function(R,v,T){var L=performance.now();if(v){if(this.lastTime){var C=L-this.lastTime,S=T-this.lastDroppedFrames,E=v-this.lastDecodedFrames,u=1e3*S/C,o=this.hls;if(o.trigger(K.Events.FPS_DROP,{currentDropped:S,currentDecoded:E,totalDroppedFrames:T}),u>0&&S>o.config.fpsDroppedMonitoringThreshold*E){var l=o.currentLevel;P.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+l),l>0&&(o.autoLevelCapping===-1||o.autoLevelCapping>=l)&&(l=l-1,o.trigger(K.Events.FPS_DROP_LEVEL_CAPPING,{level:l,droppedLevel:o.currentLevel}),o.autoLevelCapping=l,this.streamController.nextLevelSwitch())}}this.lastTime=L,this.lastDroppedFrames=T,this.lastDecodedFrames=v}},B.checkFPSInterval=function(){var R=this.media;if(R)if(this.isVideoPlaybackQualityAvailable){var v=R.getVideoPlaybackQuality();this.checkFPS(R,v.totalVideoFrames,v.droppedVideoFrames)}else this.checkFPS(R,R.webkitDecodedFrameCount,R.webkitDroppedFrameCount)},U}();G.default=M},"./src/controller/fragment-finders.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"findFragmentByPDT",function(){return M}),D.d(G,"findFragmentByPTS",function(){return U}),D.d(G,"fragmentWithinToleranceTest",function(){return B}),D.d(G,"pdtWithinToleranceTest",function(){return I}),D.d(G,"findFragWithCC",function(){return R});var K=D("./src/polyfills/number.ts"),P=D("./src/utils/binary-search.ts");function M(v,T,L){if(T===null||!Array.isArray(v)||!v.length||!Object(K.isFiniteNumber)(T))return null;var C=v[0].programDateTime;if(T<(C||0))return null;var S=v[v.length-1].endProgramDateTime;if(T>=(S||0))return null;L=L||0;for(var E=0;E<v.length;++E){var u=v[E];if(I(T,L,u))return u}return null}function U(v,T,L,C){L===void 0&&(L=0),C===void 0&&(C=0);var S=null;if(v?S=T[v.sn-T[0].sn+1]||null:L===0&&T[0].start===0&&(S=T[0]),S&&B(L,C,S)===0)return S;var E=P.default.search(T,B.bind(null,L,C));return E||S}function B(v,T,L){v===void 0&&(v=0),T===void 0&&(T=0);var C=Math.min(T,L.duration+(L.deltaPTS?L.deltaPTS:0));return L.start+L.duration-C<=v?1:L.start-C>v&&L.start?-1:0}function I(v,T,L){var C=Math.min(T,L.duration+(L.deltaPTS?L.deltaPTS:0))*1e3,S=L.endProgramDateTime||0;return S-C>v}function R(v,T){return P.default.search(v,function(L){return L.cc<T?1:L.cc>T?-1:0})}},"./src/controller/fragment-tracker.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"FragmentState",function(){return M}),D.d(G,"FragmentTracker",function(){return U});var K=D("./src/events.ts"),P=D("./src/types/loader.ts"),M;(function(R){R.NOT_LOADED="NOT_LOADED",R.BACKTRACKED="BACKTRACKED",R.APPENDING="APPENDING",R.PARTIAL="PARTIAL",R.OK="OK"})(M||(M={}));var U=function(){function R(T){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=T,this._registerListeners()}var v=R.prototype;return v._registerListeners=function(){var L=this.hls;L.on(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),L.on(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),L.on(K.Events.FRAG_LOADED,this.onFragLoaded,this)},v._unregisterListeners=function(){var L=this.hls;L.off(K.Events.BUFFER_APPENDED,this.onBufferAppended,this),L.off(K.Events.FRAG_BUFFERED,this.onFragBuffered,this),L.off(K.Events.FRAG_LOADED,this.onFragLoaded,this)},v.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},v.getAppendedFrag=function(L,C){if(C===P.PlaylistLevelType.MAIN){var S=this.activeFragment,E=this.activeParts;if(!S)return null;if(E)for(var u=E.length;u--;){var o=E[u],l=o?o.end:S.appendedPTS;if(o.start<=L&&l!==void 0&&L<=l)return u>9&&(this.activeParts=E.slice(u-9)),o}else if(S.start<=L&&S.appendedPTS!==void 0&&L<=S.appendedPTS)return S}return this.getBufferedFrag(L,C)},v.getBufferedFrag=function(L,C){for(var S=this.fragments,E=Object.keys(S),u=E.length;u--;){var o=S[E[u]];if((o==null?void 0:o.body.type)===C&&o.buffered){var l=o.body;if(l.start<=L&&L<=l.end)return l}}return null},v.detectEvictedFragments=function(L,C,S){var E=this;Object.keys(this.fragments).forEach(function(u){var o=E.fragments[u];if(!o)return;if(!o.buffered){o.body.type===S&&E.removeFragment(o.body);return}var l=o.range[L];if(!l)return;l.time.some(function(d){var A=!E.isTimeBuffered(d.startPTS,d.endPTS,C);return A&&E.removeFragment(o.body),A})})},v.detectPartialFragments=function(L){var C=this,S=this.timeRanges,E=L.frag,u=L.part;if(!S||E.sn==="initSegment")return;var o=I(E),l=this.fragments[o];if(!l)return;Object.keys(S).forEach(function(d){var A=E.elementaryStreams[d];if(!A)return;var f=S[d],m=u!==null||A.partial===!0;l.range[d]=C.getBufferedTimes(E,u,m,f)}),l.backtrack=l.loaded=null,Object.keys(l.range).length?l.buffered=!0:this.removeFragment(l.body)},v.fragBuffered=function(L){var C=I(L),S=this.fragments[C];S&&(S.backtrack=S.loaded=null,S.buffered=!0)},v.getBufferedTimes=function(L,C,S,E){for(var u={time:[],partial:S},o=C?C.start:L.start,l=C?C.end:L.end,d=L.minEndPTS||l,A=L.maxStartPTS||o,f=0;f<E.length;f++){var m=E.start(f)-this.bufferPadding,w=E.end(f)+this.bufferPadding;if(A>=m&&d<=w){u.time.push({startPTS:Math.max(o,E.start(f)),endPTS:Math.min(l,E.end(f))});break}else if(o<w&&l>m)u.partial=!0,u.time.push({startPTS:Math.max(o,E.start(f)),endPTS:Math.min(l,E.end(f))});else if(l<=m)break}return u},v.getPartialFragment=function(L){var C=null,S,E,u,o=0,l=this.bufferPadding,d=this.fragments;return Object.keys(d).forEach(function(A){var f=d[A];if(!f)return;B(f)&&(E=f.body.start-l,u=f.body.end+l,L>=E&&L<=u&&(S=Math.min(L-E,u-L),o<=S&&(C=f.body,o=S)))}),C},v.getState=function(L){var C=I(L),S=this.fragments[C];return S?S.buffered?B(S)?M.PARTIAL:M.OK:S.backtrack?M.BACKTRACKED:M.APPENDING:M.NOT_LOADED},v.backtrack=function(L,C){var S=I(L),E=this.fragments[S];if(!E||E.backtrack)return null;var u=E.backtrack=C||E.loaded;return E.loaded=null,u},v.getBacktrackData=function(L){var C=I(L),S=this.fragments[C];if(S){var E,u=S.backtrack;if(u!=null&&(E=u.payload)!==null&&E!==void 0&&E.byteLength)return u;this.removeFragment(L)}return null},v.isTimeBuffered=function(L,C,S){for(var E,u,o=0;o<S.length;o++){if(E=S.start(o)-this.bufferPadding,u=S.end(o)+this.bufferPadding,L>=E&&C<=u)return!0;if(C<=E)return!1}return!1},v.onFragLoaded=function(L,C){var S=C.frag,E=C.part;if(S.sn==="initSegment"||S.bitrateTest||E)return;var u=I(S);this.fragments[u]={body:S,loaded:C,backtrack:null,buffered:!1,range:Object.create(null)}},v.onBufferAppended=function(L,C){var S=this,E=C.frag,u=C.part,o=C.timeRanges;if(E.type===P.PlaylistLevelType.MAIN)if(this.activeFragment=E,u){var l=this.activeParts;l||(this.activeParts=l=[]),l.push(u)}else this.activeParts=null;this.timeRanges=o,Object.keys(o).forEach(function(d){var A=o[d];if(S.detectEvictedFragments(d,A),!u)for(var f=0;f<A.length;f++)E.appendedPTS=Math.max(A.end(f),E.appendedPTS||0)})},v.onFragBuffered=function(L,C){this.detectPartialFragments(C)},v.hasFragment=function(L){var C=I(L);return!!this.fragments[C]},v.removeFragmentsInRange=function(L,C,S){var E=this;Object.keys(this.fragments).forEach(function(u){var o=E.fragments[u];if(!o)return;if(o.buffered){var l=o.body;l.type===S&&l.start<C&&l.end>L&&E.removeFragment(l)}})},v.removeFragment=function(L){var C=I(L);L.stats.loaded=0,L.clearElementaryStreamInfo(),delete this.fragments[C]},v.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},R}();function B(R){var v,T;return R.buffered&&(((v=R.range.video)===null||v===void 0?void 0:v.partial)||((T=R.range.audio)===null||T===void 0?void 0:T.partial))}function I(R){return R.type+"_"+R.level+"_"+R.urlId+"_"+R.sn}},"./src/controller/gap-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"STALL_MINIMUM_DURATION_MS",function(){return B}),D.d(G,"MAX_START_GAP_JUMP",function(){return I}),D.d(G,"SKIP_BUFFER_HOLE_STEP_SECONDS",function(){return R}),D.d(G,"SKIP_BUFFER_RANGE_START",function(){return v}),D.d(G,"default",function(){return T});var K=D("./src/utils/buffer-helper.ts"),P=D("./src/errors.ts"),M=D("./src/events.ts"),U=D("./src/utils/logger.ts"),B=250,I=2,R=.1,v=.05,T=function(){function L(S,E,u,o){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=S,this.media=E,this.fragmentTracker=u,this.hls=o}var C=L.prototype;return C.destroy=function(){this.hls=this.fragmentTracker=this.media=null},C.poll=function(E){var u=this.config,o=this.media,l=this.stalled,d=o.currentTime,A=o.seeking,f=this.seeking&&!A,m=!this.seeking&&A;if(this.seeking=A,d!==E){if(this.moved=!0,l!==null){if(this.stallReported){var w=self.performance.now()-l;U.logger.warn("playback not stuck anymore @"+d+", after "+Math.round(w)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}return}if((m||f)&&(this.stalled=null),o.paused||o.ended||o.playbackRate===0||!K.BufferHelper.getBuffered(o).length)return;var y=K.BufferHelper.bufferInfo(o,d,0),h=y.len>0,c=y.nextStart||0;if(!h&&!c)return;if(A){var s=y.len>I,a=!c||c-d>I&&!this.fragmentTracker.getPartialFragment(d);if(s||a)return;this.moved=!1}if(!this.moved&&this.stalled!==null){var g,p=Math.max(c,y.start||0)-d,b=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,O=b==null||((g=b.details)===null||g===void 0)?void 0:g.live,N=O?b.details.targetduration*2:I;if(p>0&&p<=N){this._trySkipBufferHole(null);return}}var W=self.performance.now();if(l===null){this.stalled=W;return}var Q=W-l;!A&&Q>=B&&this._reportStall(y.len);var F=K.BufferHelper.bufferInfo(o,d,u.maxBufferHole);this._tryFixBufferStall(F,Q)},C._tryFixBufferStall=function(E,u){var o=this.config,l=this.fragmentTracker,d=this.media,A=d.currentTime,f=l.getPartialFragment(A);if(f){var m=this._trySkipBufferHole(f);if(m)return}E.len>o.maxBufferHole&&u>o.highBufferWatchdogPeriod*1e3&&(U.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},C._reportStall=function(E){var u=this.hls,o=this.media,l=this.stallReported;l||(this.stallReported=!0,U.logger.warn("Playback stalling at @"+o.currentTime+" due to low buffer (buffer="+E+")"),u.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:E}))},C._trySkipBufferHole=function(E){for(var u=this.config,o=this.hls,l=this.media,d=l.currentTime,A=0,f=K.BufferHelper.getBuffered(l),m=0;m<f.length;m++){var w=f.start(m);if(d+u.maxBufferHole>=A&&d<w){var y=Math.max(w+v,l.currentTime+R);return U.logger.warn("skipping hole, adjusting currentTime from "+d+" to "+y),this.moved=!0,this.stalled=null,l.currentTime=y,E&&o.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.BUFFER_SEEK_OVER_HOLE,fatal:!1,reason:"fragment loaded with buffer holes, seeking from "+d+" to "+y,frag:E}),y}A=f.end(m)}return 0},C._tryNudgeBuffer=function(){var E=this.config,u=this.hls,o=this.media,l=o.currentTime,d=(this.nudgeRetry||0)+1;if(this.nudgeRetry=d,d<E.nudgeMaxRetry){var A=l+d*E.nudgeOffset;U.logger.warn("Nudging 'currentTime' from "+l+" to "+A),o.currentTime=A,u.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.BUFFER_NUDGE_ON_STALL,fatal:!1})}else U.logger.error("Playhead still not moving while enough data buffered @"+l+" after "+E.nudgeMaxRetry+" nudges"),u.trigger(M.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!0})},L}()},"./src/controller/id3-track-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),P=D("./src/utils/texttrack-utils.ts"),M=D("./src/demux/id3.ts"),U=.25,B=function(){function I(v){this.hls=void 0,this.id3Track=null,this.media=null,this.hls=v,this._registerListeners()}var R=I.prototype;return R.destroy=function(){this._unregisterListeners()},R._registerListeners=function(){var T=this.hls;T.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.on(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R._unregisterListeners=function(){var T=this.hls;T.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),T.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),T.off(K.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),T.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},R.onMediaAttached=function(T,L){this.media=L.media},R.onMediaDetaching=function(){if(!this.id3Track)return;Object(P.clearCurrentCues)(this.id3Track),this.id3Track=null,this.media=null},R.getID3Track=function(T){if(!this.media)return;for(var L=0;L<T.length;L++){var C=T[L];if(C.kind==="metadata"&&C.label==="id3")return Object(P.sendAddTrackEvent)(C,this.media),C}return this.media.addTextTrack("metadata","id3")},R.onFragParsingMetadata=function(T,L){if(!this.media)return;var C=L.frag,S=L.samples;this.id3Track||(this.id3Track=this.getID3Track(this.media.textTracks),this.id3Track.mode="hidden");for(var E=self.WebKitDataCue||self.VTTCue||self.TextTrackCue,u=0;u<S.length;u++){var o=M.getID3Frames(S[u].data);if(o){var l=S[u].pts,d=u<S.length-1?S[u+1].pts:C.end,A=d-l;A<=0&&(d=l+U);for(var f=0;f<o.length;f++){var m=o[f];if(!M.isTimeStampFrame(m)){var w=new E(l,d,"");w.value=m,this.id3Track.addCue(w)}}}}},R.onBufferFlushing=function(T,L){var C=L.startOffset,S=L.endOffset,E=L.type;if(!E||E==="audio"){var u=this.id3Track;u&&Object(P.removeCuesInRange)(u,C,S)}},I}();G.default=B},"./src/controller/latency-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return I});var K=D("./src/errors.ts"),P=D("./src/events.ts"),M=D("./src/utils/logger.ts");function U(R,v){for(var T=0;T<v.length;T++){var L=v[T];L.enumerable=L.enumerable||!1,L.configurable=!0,"value"in L&&(L.writable=!0),Object.defineProperty(R,L.key,L)}}function B(R,v,T){return v&&U(R.prototype,v),T&&U(R,T),R}var I=function(){function R(T){var L=this;this.hls=void 0,this.config=void 0,this.media=null,this.levelDetails=null,this.currentTime=0,this.stallCount=0,this._latency=null,this.timeupdateHandler=function(){return L.timeupdate()},this.hls=T,this.config=T.config,this.registerListeners()}var v=R.prototype;return v.destroy=function(){this.unregisterListeners(),this.onMediaDetaching(),this.levelDetails=null,this.hls=this.timeupdateHandler=null},v.registerListeners=function(){this.hls.on(P.Events.MEDIA_ATTACHED,this.onMediaAttached,this),this.hls.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),this.hls.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),this.hls.on(P.Events.LEVEL_UPDATED,this.onLevelUpdated,this),this.hls.on(P.Events.ERROR,this.onError,this)},v.unregisterListeners=function(){this.hls.off(P.Events.MEDIA_ATTACHED,this.onMediaAttached),this.hls.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching),this.hls.off(P.Events.MANIFEST_LOADING,this.onManifestLoading),this.hls.off(P.Events.LEVEL_UPDATED,this.onLevelUpdated),this.hls.off(P.Events.ERROR,this.onError)},v.onMediaAttached=function(L,C){this.media=C.media,this.media.addEventListener("timeupdate",this.timeupdateHandler)},v.onMediaDetaching=function(){this.media&&(this.media.removeEventListener("timeupdate",this.timeupdateHandler),this.media=null)},v.onManifestLoading=function(){this.levelDetails=null,this._latency=null,this.stallCount=0},v.onLevelUpdated=function(L,C){var S=C.details;this.levelDetails=S,S.advanced&&this.timeupdate(),!S.live&&this.media&&this.media.removeEventListener("timeupdate",this.timeupdateHandler)},v.onError=function(L,C){if(C.details!==K.ErrorDetails.BUFFER_STALLED_ERROR)return;this.stallCount++,M.logger.warn("[playback-rate-controller]: Stall detected, adjusting target latency")},v.timeupdate=function(){var L=this.media,C=this.levelDetails;if(!L||!C)return;this.currentTime=L.currentTime;var S=this.computeLatency();if(S===null)return;this._latency=S;var E=this.config,u=E.lowLatencyMode,o=E.maxLiveSyncPlaybackRate;if(!u||o===1)return;var l=this.targetLatency;if(l===null)return;var d=S-l,A=Math.min(this.maxLatency,l+C.targetduration),f=d<A;if(C.live&&f&&d>.05&&this.forwardBufferLength>1){var m=Math.min(2,Math.max(1,o)),w=Math.round(2/(1+Math.exp(-.75*d-this.edgeStalled))*20)/20;L.playbackRate=Math.min(m,Math.max(1,w))}else L.playbackRate!==1&&L.playbackRate!==0&&(L.playbackRate=1)},v.estimateLiveEdge=function(){var L=this.levelDetails;return L===null?null:L.edge+L.age},v.computeLatency=function(){var L=this.estimateLiveEdge();return L===null?null:L-this.currentTime},B(R,[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var L=this.config,C=this.levelDetails;return L.liveMaxLatencyDuration!==void 0?L.liveMaxLatencyDuration:C?L.liveMaxLatencyDurationCount*C.targetduration:0}},{key:"targetLatency",get:function(){var L=this.levelDetails;if(L===null)return null;var C=L.holdBack,S=L.partHoldBack,E=L.targetduration,u=this.config,o=u.liveSyncDuration,l=u.liveSyncDurationCount,d=u.lowLatencyMode,A=this.hls.userConfig,f=d&&S||C;(A.liveSyncDuration||A.liveSyncDurationCount||f===0)&&(f=o!==void 0?o:l*E);var m=E,w=1;return f+Math.min(this.stallCount*w,m)}},{key:"liveSyncPosition",get:function(){var L=this.estimateLiveEdge(),C=this.targetLatency,S=this.levelDetails;if(L===null||C===null||S===null)return null;var E=S.edge,u=L-C-this.edgeStalled,o=E-S.totalduration,l=E-(this.config.lowLatencyMode&&S.partTarget||S.targetduration);return Math.min(Math.max(o,u),l)}},{key:"drift",get:function(){var L=this.levelDetails;return L===null?1:L.drift}},{key:"edgeStalled",get:function(){var L=this.levelDetails;if(L===null)return 0;var C=(this.config.lowLatencyMode&&L.partTarget||L.targetduration)*3;return Math.max(L.age-C,0)}},{key:"forwardBufferLength",get:function(){var L=this.media,C=this.levelDetails;if(!L||!C)return 0;var S=L.buffered.length;return S?L.buffered.end(S-1):C.edge-this.currentTime}}]),R}()},"./src/controller/level-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return u});var K=D("./src/types/level.ts"),P=D("./src/events.ts"),M=D("./src/errors.ts"),U=D("./src/utils/codecs.ts"),B=D("./src/controller/level-helper.ts"),I=D("./src/controller/base-playlist-controller.ts"),R=D("./src/types/loader.ts");function v(){return v=Object.assign||function(o){for(var l=1;l<arguments.length;l++){var d=arguments[l];for(var A in d)Object.prototype.hasOwnProperty.call(d,A)&&(o[A]=d[A])}return o},v.apply(this,arguments)}function T(o,l){for(var d=0;d<l.length;d++){var A=l[d];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(o,A.key,A)}}function L(o,l,d){return l&&T(o.prototype,l),d&&T(o,d),o}function C(o,l){o.prototype=Object.create(l.prototype),o.prototype.constructor=o,S(o,l)}function S(o,l){return S=Object.setPrototypeOf||function(A,f){return A.__proto__=f,A},S(o,l)}var E=/chrome|firefox/.test(navigator.userAgent.toLowerCase()),u=function(o){C(l,o);function l(A){var f;return f=o.call(this,A,"[level-controller]")||this,f._levels=[],f._firstLevel=-1,f._startLevel=void 0,f.currentLevelIndex=-1,f.manualLevelIndex=-1,f.onParsedComplete=void 0,f._registerListeners(),f}var d=l.prototype;return d._registerListeners=function(){var f=this.hls;f.on(P.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.on(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.on(P.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),f.on(P.Events.ERROR,this.onError,this)},d._unregisterListeners=function(){var f=this.hls;f.off(P.Events.MANIFEST_LOADED,this.onManifestLoaded,this),f.off(P.Events.LEVEL_LOADED,this.onLevelLoaded,this),f.off(P.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),f.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),f.off(P.Events.ERROR,this.onError,this)},d.destroy=function(){this._unregisterListeners(),this.manualLevelIndex=-1,this._levels.length=0,o.prototype.destroy.call(this)},d.startLoad=function(){var f=this._levels;f.forEach(function(m){m.loadError=0}),o.prototype.startLoad.call(this)},d.onManifestLoaded=function(f,m){var w=[],y=[],h=[],c,s={},a,g=!1,p=!1,b=!1;if(m.levels.forEach(function(Q){var F=Q.attrs;g=g||!!(Q.width&&Q.height),p=p||!!Q.videoCodec,b=b||!!Q.audioCodec,E&&Q.audioCodec&&Q.audioCodec.indexOf("mp4a.40.34")!==-1&&(Q.audioCodec=void 0);var _=Q.bitrate+"-"+Q.attrs.RESOLUTION+"-"+Q.attrs.CODECS;a=s[_],a?a.url.push(Q.url):(a=new K.Level(Q),s[_]=a,w.push(a)),F&&(F.AUDIO&&Object(B.addGroupId)(a,"audio",F.AUDIO),F.SUBTITLES&&Object(B.addGroupId)(a,"text",F.SUBTITLES))}),(g||p)&&b&&(w=w.filter(function(Q){var F=Q.videoCodec,_=Q.width,J=Q.height;return!!F||!!(_&&J)})),w=w.filter(function(Q){var F=Q.audioCodec,_=Q.videoCodec;return(!F||Object(U.isCodecSupportedInMp4)(F,"audio"))&&(!_||Object(U.isCodecSupportedInMp4)(_,"video"))}),m.audioTracks&&(y=m.audioTracks.filter(function(Q){return!Q.audioCodec||Object(U.isCodecSupportedInMp4)(Q.audioCodec,"audio")}),Object(B.assignTrackIdsByGroup)(y)),m.subtitles&&(h=m.subtitles,Object(B.assignTrackIdsByGroup)(h)),w.length>0){c=w[0].bitrate,w.sort(function(Q,F){return Q.bitrate-F.bitrate}),this._levels=w;for(var O=0;O<w.length;O++)if(w[O].bitrate===c){this._firstLevel=O,this.log("manifest loaded, "+w.length+" level(s) found, first bitrate: "+c);break}var N=b&&!p,W={levels:w,audioTracks:y,subtitleTracks:h,firstLevel:this._firstLevel,stats:m.stats,audio:b,video:p,altAudio:!N&&y.some(function(Q){return!!Q.url})};this.hls.trigger(P.Events.MANIFEST_PARSED,W),(this.hls.config.autoStartLoad||this.hls.forceStartLoad)&&this.hls.startLoad(this.hls.config.startPosition)}else this.hls.trigger(P.Events.ERROR,{type:M.ErrorTypes.MEDIA_ERROR,details:M.ErrorDetails.MANIFEST_INCOMPATIBLE_CODECS_ERROR,fatal:!0,url:m.url,reason:"no level with compatible codecs found in manifest"})},d.onError=function(f,m){if(o.prototype.onError.call(this,f,m),m.fatal)return;var w=m.context,y=this._levels[this.currentLevelIndex];if(w&&(w.type===R.PlaylistContextType.AUDIO_TRACK&&y.audioGroupIds&&w.groupId===y.audioGroupIds[y.urlId]||w.type===R.PlaylistContextType.SUBTITLE_TRACK&&y.textGroupIds&&w.groupId===y.textGroupIds[y.urlId])){this.redundantFailover(this.currentLevelIndex);return}var h=!1,c=!0,s;switch(m.details){case M.ErrorDetails.FRAG_LOAD_ERROR:case M.ErrorDetails.FRAG_LOAD_TIMEOUT:case M.ErrorDetails.KEY_LOAD_ERROR:case M.ErrorDetails.KEY_LOAD_TIMEOUT:if(m.frag){var a=this._levels[m.frag.level];a?(a.fragmentError++,a.fragmentError>this.hls.config.fragLoadingMaxRetry&&(s=m.frag.level)):s=m.frag.level}break;case M.ErrorDetails.LEVEL_LOAD_ERROR:case M.ErrorDetails.LEVEL_LOAD_TIMEOUT:w&&(w.deliveryDirectives&&(c=!1),s=w.level),h=!0;break;case M.ErrorDetails.REMUX_ALLOC_ERROR:s=m.level,h=!0;break}s!==void 0&&this.recoverLevel(m,s,h,c)},d.recoverLevel=function(f,m,w,y){var h=f.details,c=this._levels[m];if(c.loadError++,w){var s=this.retryLoadingOrFail(f);if(s)f.levelRetry=!0;else{this.currentLevelIndex=-1;return}}if(y){var a=c.url.length;if(a>1&&c.loadError<a)f.levelRetry=!0,this.redundantFailover(m);else if(this.manualLevelIndex===-1){var g=m===0?this._levels.length-1:m-1;this.currentLevelIndex!==g&&this._levels[g].loadError===0&&(this.warn(h+": switch to "+g),f.levelRetry=!0,this.hls.nextAutoLevel=g)}}},d.redundantFailover=function(f){var m=this._levels[f],w=m.url.length;if(w>1){var y=(m.urlId+1)%w;this.warn("Switching to redundant URL-id "+y),this._levels.forEach(function(h){h.urlId=y}),this.level=f}},d.onFragLoaded=function(f,m){var w=m.frag;if(w!==void 0&&w.type===R.PlaylistLevelType.MAIN){var y=this._levels[w.level];y!==void 0&&(y.fragmentError=0,y.loadError=0)}},d.onLevelLoaded=function(f,m){var w,y=m.level,h=m.details,c=this._levels[y];if(!c){var s;this.warn("Invalid level index "+y),(s=m.deliveryDirectives)!==null&&s!==void 0&&s.skip&&(h.deltaUpdateFailed=!0);return}y===this.currentLevelIndex?(c.fragmentError===0&&(c.loadError=0,this.retryCount=0),this.playlistLoaded(y,m,c.details)):(w=m.deliveryDirectives)!==null&&w!==void 0&&w.skip&&(h.deltaUpdateFailed=!0)},d.onAudioTrackSwitched=function(f,m){var w=this.hls.levels[this.currentLevelIndex];if(!w)return;if(w.audioGroupIds){for(var y=-1,h=this.hls.audioTracks[m.id].groupId,c=0;c<w.audioGroupIds.length;c++)if(w.audioGroupIds[c]===h){y=c;break}y!==w.urlId&&(w.urlId=y,this.startLoad())}},d.loadPlaylist=function(f){var m=this.currentLevelIndex,w=this._levels[m];if(this.canLoad&&w&&w.url.length>0){var y=w.urlId,h=w.url[y];if(f)try{h=f.addDirectives(h)}catch(c){this.warn("Could not construct new URL with HLS Delivery Directives: "+c)}this.log("Attempt loading level index "+m+(f?" at sn "+f.msn+" part "+f.part:"")+" with URL-id "+y+" "+h),this.clearTimer(),this.hls.trigger(P.Events.LEVEL_LOADING,{url:h,level:m,id:y,deliveryDirectives:f||null})}},d.removeLevel=function(f,m){var w=function(c,s){return s!==m},y=this._levels.filter(function(h,c){return c!==f?!0:h.url.length>1&&m!==void 0?(h.url=h.url.filter(w),h.audioGroupIds&&(h.audioGroupIds=h.audioGroupIds.filter(w)),h.textGroupIds&&(h.textGroupIds=h.textGroupIds.filter(w)),h.urlId=0,!0):!1}).map(function(h,c){var s=h.details;return s!=null&&s.fragments&&s.fragments.forEach(function(a){a.level=c}),h});this._levels=y,this.hls.trigger(P.Events.LEVELS_UPDATED,{levels:y})},L(l,[{key:"levels",get:function(){return this._levels.length===0?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(f){var m,w=this._levels;if(w.length===0)return;if(this.currentLevelIndex===f&&(m=w[f])!==null&&m!==void 0&&m.details)return;if(f<0||f>=w.length){var y=f<0;if(this.hls.trigger(P.Events.ERROR,{type:M.ErrorTypes.OTHER_ERROR,details:M.ErrorDetails.LEVEL_SWITCH_ERROR,level:f,fatal:y,reason:"invalid level idx"}),y)return;f=Math.min(f,w.length-1)}this.clearTimer();var h=this.currentLevelIndex,c=w[h],s=w[f];this.log("switching to level "+f+" from "+h),this.currentLevelIndex=f;var a=v({},s,{level:f,maxBitrate:s.maxBitrate,uri:s.uri,urlId:s.urlId});delete a._urlId,this.hls.trigger(P.Events.LEVEL_SWITCHING,a);var g=s.details;if(!g||g.live){var p=this.switchParams(s.uri,c==null?void 0:c.details);this.loadPlaylist(p)}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(f){this.manualLevelIndex=f,this._startLevel===void 0&&(this._startLevel=f),f!==-1&&(this.level=f)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(f){this._firstLevel=f}},{key:"startLevel",get:function(){if(this._startLevel===void 0){var f=this.hls.config.startLevel;return f!==void 0?f:this._firstLevel}else return this._startLevel},set:function(f){this._startLevel=f}},{key:"nextLoadLevel",get:function(){return this.manualLevelIndex!==-1?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(f){this.level=f,this.manualLevelIndex===-1&&(this.hls.nextAutoLevel=f)}}]),l}(I.default)},"./src/controller/level-helper.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"addGroupId",function(){return M}),D.d(G,"assignTrackIdsByGroup",function(){return U}),D.d(G,"updatePTS",function(){return B}),D.d(G,"updateFragPTSDTS",function(){return R}),D.d(G,"mergeDetails",function(){return v}),D.d(G,"mapPartIntersection",function(){return T}),D.d(G,"mapFragmentIntersection",function(){return L}),D.d(G,"adjustSliding",function(){return C}),D.d(G,"addSliding",function(){return S}),D.d(G,"computeReloadInterval",function(){return E}),D.d(G,"getFragmentWithSN",function(){return u}),D.d(G,"getPartWith",function(){return o});var K=D("./src/polyfills/number.ts"),P=D("./src/utils/logger.ts");function M(l,d,A){switch(d){case"audio":l.audioGroupIds||(l.audioGroupIds=[]),l.audioGroupIds.push(A);break;case"text":l.textGroupIds||(l.textGroupIds=[]),l.textGroupIds.push(A);break}}function U(l){var d={};l.forEach(function(A){var f=A.groupId||"";A.id=d[f]=d[f]||0,d[f]++})}function B(l,d,A){var f=l[d],m=l[A];I(f,m)}function I(l,d){var A=d.startPTS;if(Object(K.isFiniteNumber)(A)){var f=0,m;d.sn>l.sn?(f=A-l.start,m=l):(f=l.start-A,m=d),m.duration!==f&&(m.duration=f)}else if(d.sn>l.sn){var w=l.cc===d.cc;w&&l.minEndPTS?d.start=l.start+(l.minEndPTS-l.start):d.start=l.start+l.duration}else d.start=Math.max(l.start-d.duration,0)}function R(l,d,A,f,m,w){var y=f-A;y<=0&&(P.logger.warn("Fragment should have a positive duration",d),f=A+d.duration,w=m+d.duration);var h=A,c=f,s=d.startPTS,a=d.endPTS;if(Object(K.isFiniteNumber)(s)){var g=Math.abs(s-A);Object(K.isFiniteNumber)(d.deltaPTS)?d.deltaPTS=Math.max(g,d.deltaPTS):d.deltaPTS=g,h=Math.max(A,s),A=Math.min(A,s),m=Math.min(m,d.startDTS),c=Math.min(f,a),f=Math.max(f,a),w=Math.max(w,d.endDTS)}d.duration=f-A;var p=A-d.start;d.appendedPTS=f,d.start=d.startPTS=A,d.maxStartPTS=h,d.startDTS=m,d.endPTS=f,d.minEndPTS=c,d.endDTS=w;var b=d.sn;if(!l||b<l.startSN||b>l.endSN)return 0;var O,N=b-l.startSN,W=l.fragments;for(W[N]=d,O=N;O>0;O--)I(W[O],W[O-1]);for(O=N;O<W.length-1;O++)I(W[O],W[O+1]);return l.fragmentHint&&I(W[W.length-1],l.fragmentHint),l.PTSKnown=l.alignedSliding=!0,p}function v(l,d){for(var A=null,f=l.fragments,m=f.length-1;m>=0;m--){var w=f[m].initSegment;if(w){A=w;break}}l.fragmentHint&&delete l.fragmentHint.endPTS;var y=0,h;if(L(l,d,function(O,N){O.relurl&&(y=O.cc-N.cc),Object(K.isFiniteNumber)(O.startPTS)&&Object(K.isFiniteNumber)(O.endPTS)&&(N.start=N.startPTS=O.startPTS,N.startDTS=O.startDTS,N.appendedPTS=O.appendedPTS,N.maxStartPTS=O.maxStartPTS,N.endPTS=O.endPTS,N.endDTS=O.endDTS,N.minEndPTS=O.minEndPTS,N.duration=O.endPTS-O.startPTS,N.duration&&(h=N),d.PTSKnown=d.alignedSliding=!0),N.elementaryStreams=O.elementaryStreams,N.loader=O.loader,N.stats=O.stats,N.urlId=O.urlId,O.initSegment&&(N.initSegment=O.initSegment,A=O.initSegment)}),A){var c=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments;c.forEach(function(O){var N;(!O.initSegment||O.initSegment.relurl===((N=A)===null||N===void 0?void 0:N.relurl))&&(O.initSegment=A)})}if(d.skippedSegments&&(d.deltaUpdateFailed=d.fragments.some(function(O){return!O}),d.deltaUpdateFailed)){P.logger.warn("[level-helper] Previous playlist missing segments skipped in delta playlist");for(var s=d.skippedSegments;s--;)d.fragments.shift();d.startSN=d.fragments[0].sn,d.startCC=d.fragments[0].cc}var a=d.fragments;if(y){P.logger.warn("discontinuity sliding from playlist, take drift into account");for(var g=0;g<a.length;g++)a[g].cc+=y}d.skippedSegments&&(d.startCC=d.fragments[0].cc),T(l.partList,d.partList,function(O,N){N.elementaryStreams=O.elementaryStreams,N.stats=O.stats}),h?R(d,h,h.startPTS,h.endPTS,h.startDTS,h.endDTS):C(l,d),a.length&&(d.totalduration=d.edge-a[0].start),d.driftStartTime=l.driftStartTime,d.driftStart=l.driftStart;var p=d.advancedDateTime;if(d.advanced&&p){var b=d.edge;d.driftStart||(d.driftStartTime=p,d.driftStart=b),d.driftEndTime=p,d.driftEnd=b}else d.driftEndTime=l.driftEndTime,d.driftEnd=l.driftEnd,d.advancedDateTime=l.advancedDateTime}function T(l,d,A){if(l&&d)for(var f=0,m=0,w=l.length;m<=w;m++){var y=l[m],h=d[m+f];y&&h&&y.index===h.index&&y.fragment.sn===h.fragment.sn?A(y,h):f--}}function L(l,d,A){for(var f=d.skippedSegments,m=Math.max(l.startSN,d.startSN)-d.startSN,w=(l.fragmentHint?1:0)+(f?d.endSN:Math.min(l.endSN,d.endSN))-d.startSN,y=d.startSN-l.startSN,h=d.fragmentHint?d.fragments.concat(d.fragmentHint):d.fragments,c=l.fragmentHint?l.fragments.concat(l.fragmentHint):l.fragments,s=m;s<=w;s++){var a=c[y+s],g=h[s];f&&!g&&s<f&&(g=d.fragments[s]=a),a&&g&&A(a,g)}}function C(l,d){var A=d.startSN+d.skippedSegments-l.startSN,f=l.fragments;if(A<0||A>=f.length)return;S(d,f[A].start)}function S(l,d){if(d){for(var A=l.fragments,f=l.skippedSegments;f<A.length;f++)A[f].start+=d;l.fragmentHint&&(l.fragmentHint.start+=d)}}function E(l,d){var A=1e3*l.levelTargetDuration,f=A/2,m=l.age,w=m>0&&m<A*3,y=d.loading.end-d.loading.start,h,c=l.availabilityDelay;if(l.updated===!1)if(w){var s=333*l.misses;h=Math.max(Math.min(f,y*2),s),l.availabilityDelay=(l.availabilityDelay||0)+h}else h=f;else w?(c=Math.min(c||A/2,m),l.availabilityDelay=c,h=c+A-m):h=A-y;return Math.round(h)}function u(l,d,A){if(!l||!l.details)return null;var f=l.details,m=f.fragments[d-f.startSN];return m||(m=f.fragmentHint,m&&m.sn===d?m:d<f.startSN&&A&&A.sn===d?A:null)}function o(l,d,A){if(!l||!l.details)return null;var f=l.details.partList;if(f)for(var m=f.length;m--;){var w=f[m];if(w.index===A&&w.fragment.sn===d)return w}return null}},"./src/controller/stream-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return f});var K=D("./src/polyfills/number.ts"),P=D("./src/controller/base-stream-controller.ts"),M=D("./src/is-supported.ts"),U=D("./src/events.ts"),B=D("./src/utils/buffer-helper.ts"),I=D("./src/controller/fragment-tracker.ts"),R=D("./src/types/loader.ts"),v=D("./src/loader/fragment.ts"),T=D("./src/demux/transmuxer-interface.ts"),L=D("./src/types/transmuxer.ts"),C=D("./src/controller/gap-controller.ts"),S=D("./src/errors.ts"),E=D("./src/utils/logger.ts");function u(m,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function o(m,w,y){return w&&u(m.prototype,w),y&&u(m,y),m}function l(m,w){m.prototype=Object.create(w.prototype),m.prototype.constructor=m,d(m,w)}function d(m,w){return d=Object.setPrototypeOf||function(h,c){return h.__proto__=c,h},d(m,w)}var A=100,f=function(m){l(w,m);function w(h,c){var s;return s=m.call(this,h,c,"[stream-controller]")||this,s.audioCodecSwap=!1,s.gapController=null,s.level=-1,s._forceStartLoad=!1,s.altAudio=!1,s.audioOnly=!1,s.fragPlaying=null,s.onvplaying=null,s.onvseeked=null,s.fragLastKbps=0,s.stalled=!1,s.couldBacktrack=!1,s.audioCodecSwitch=!1,s.videoBuffer=null,s._registerListeners(),s}var y=w.prototype;return y._registerListeners=function(){var c=this.hls;c.on(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.on(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.on(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.on(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.on(U.Events.LEVEL_LOADING,this.onLevelLoading,this),c.on(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.on(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.on(U.Events.ERROR,this.onError,this),c.on(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.on(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.on(U.Events.BUFFER_CREATED,this.onBufferCreated,this),c.on(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.on(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.on(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y._unregisterListeners=function(){var c=this.hls;c.off(U.Events.MEDIA_ATTACHED,this.onMediaAttached,this),c.off(U.Events.MEDIA_DETACHING,this.onMediaDetaching,this),c.off(U.Events.MANIFEST_LOADING,this.onManifestLoading,this),c.off(U.Events.MANIFEST_PARSED,this.onManifestParsed,this),c.off(U.Events.LEVEL_LOADED,this.onLevelLoaded,this),c.off(U.Events.FRAG_LOAD_EMERGENCY_ABORTED,this.onFragLoadEmergencyAborted,this),c.off(U.Events.ERROR,this.onError,this),c.off(U.Events.AUDIO_TRACK_SWITCHING,this.onAudioTrackSwitching,this),c.off(U.Events.AUDIO_TRACK_SWITCHED,this.onAudioTrackSwitched,this),c.off(U.Events.BUFFER_CREATED,this.onBufferCreated,this),c.off(U.Events.BUFFER_FLUSHED,this.onBufferFlushed,this),c.off(U.Events.LEVELS_UPDATED,this.onLevelsUpdated,this),c.off(U.Events.FRAG_BUFFERED,this.onFragBuffered,this)},y.onHandlerDestroying=function(){this._unregisterListeners(),this.onMediaDetaching()},y.startLoad=function(c){if(this.levels){var s=this.lastCurrentTime,a=this.hls;if(this.stopLoad(),this.setInterval(A),this.level=-1,this.fragLoadError=0,!this.startFragRequested){var g=a.startLevel;g===-1&&(a.config.testBandwidth?(g=0,this.bitrateTest=!0):g=a.nextAutoLevel),this.level=a.nextLoadLevel=g,this.loadedmetadata=!1}s>0&&c===-1&&(this.log("Override startPosition with lastCurrentTime @"+s.toFixed(3)),c=s),this.state=P.State.IDLE,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=c,this.tick()}else this._forceStartLoad=!0,this.state=P.State.STOPPED},y.stopLoad=function(){this._forceStartLoad=!1,m.prototype.stopLoad.call(this)},y.doTick=function(){switch(this.state){case P.State.IDLE:this.doTickIdle();break;case P.State.WAITING_LEVEL:{var c,s=this.levels,a=this.level,g=s==null||((c=s[a])===null||c===void 0)?void 0:c.details;if(g&&(!g.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(g))break;this.state=P.State.IDLE;break}break}case P.State.FRAG_LOADING_WAITING_RETRY:{var p,b=self.performance.now(),O=this.retryDate;(!O||b>=O||(p=this.media)!==null&&p!==void 0&&p.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=P.State.IDLE)}break;default:break}this.onTickEnd()},y.onTickEnd=function(){m.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},y.doTickIdle=function(){var c,s,a=this.hls,g=this.levelLastLoaded,p=this.levels,b=this.media,O=a.config,N=a.nextLoadLevel;if(g===null||!b&&(this.startFragRequested||!O.startFragPrefetch))return;if(this.altAudio&&this.audioOnly)return;if(!p||!p[N])return;var W=p[N];this.level=a.nextLoadLevel=N;var Q=W.details;if(!Q||this.state===P.State.WAITING_LEVEL||Q.live&&this.levelLastLoaded!==N){this.state=P.State.WAITING_LEVEL;return}var F=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:b,R.PlaylistLevelType.MAIN);if(F===null)return;var _=F.len,J=this.getMaxBufferLength(W.maxBitrate);if(_>=J)return;if(this._streamEnded(F,Q)){var ee={};this.altAudio&&(ee.type="video"),this.hls.trigger(U.Events.BUFFER_EOS,ee),this.state=P.State.ENDED;return}var re=F.end,de=this.getNextFragment(re,Q);if(this.couldBacktrack&&!this.fragPrevious&&de&&de.sn!=="initSegment"){var Te=de.sn-Q.startSN;Te>1&&(de=Q.fragments[Te-1],this.fragmentTracker.removeFragment(de))}if(de&&this.fragmentTracker.getState(de)===I.FragmentState.OK&&this.nextLoadPosition>re){var ve=this.audioOnly&&!this.altAudio?v.ElementaryStreamTypes.AUDIO:v.ElementaryStreamTypes.VIDEO;this.afterBufferFlushed(b,ve,R.PlaylistLevelType.MAIN),de=this.getNextFragment(this.nextLoadPosition,Q)}if(!de)return;de.initSegment&&!de.initSegment.data&&!this.bitrateTest&&(de=de.initSegment),((c=de.decryptdata)===null||c===void 0?void 0:c.keyFormat)==="identity"&&!((s=de.decryptdata)!==null&&s!==void 0&&s.key)?this.loadKey(de,Q):this.loadFragment(de,Q,re)},y.loadFragment=function(c,s,a){var g,p=this.fragmentTracker.getState(c);if(this.fragCurrent=c,p===I.FragmentState.BACKTRACKED){var b=this.fragmentTracker.getBacktrackData(c);if(b){this._handleFragmentLoadProgress(b),this._handleFragmentLoadComplete(b);return}else p=I.FragmentState.NOT_LOADED}p===I.FragmentState.NOT_LOADED||p===I.FragmentState.PARTIAL?c.sn==="initSegment"?this._loadInitSegment(c):this.bitrateTest?(c.bitrateTest=!0,this.log("Fragment "+c.sn+" of level "+c.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(c)):(this.startFragRequested=!0,m.prototype.loadFragment.call(this,c,s,a)):p===I.FragmentState.APPENDING?this.reduceMaxBufferLength(c.duration)&&this.fragmentTracker.removeFragment(c):((g=this.media)===null||g===void 0?void 0:g.buffered.length)===0&&this.fragmentTracker.removeAllFragments()},y.getAppendedFrag=function(c){var s=this.fragmentTracker.getAppendedFrag(c,R.PlaylistLevelType.MAIN);return s&&"fragment"in s?s.fragment:s},y.getBufferedFrag=function(c){return this.fragmentTracker.getBufferedFrag(c,R.PlaylistLevelType.MAIN)},y.followingBufferedFrag=function(c){return c?this.getBufferedFrag(c.end+.5):null},y.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},y.nextLevelSwitch=function(){var c=this.levels,s=this.media;if(s!=null&&s.readyState){var a,g=this.getAppendedFrag(s.currentTime);if(g&&g.start>1&&this.flushMainBuffer(0,g.start-1),!s.paused&&c){var p=this.hls.nextLoadLevel,b=c[p],O=this.fragLastKbps;O&&this.fragCurrent?a=this.fragCurrent.duration*b.maxBitrate/(1e3*O)+1:a=0}else a=0;var N=this.getBufferedFrag(s.currentTime+a);if(N){var W=this.followingBufferedFrag(N);if(W){this.abortCurrentFrag();var Q=W.maxStartPTS?W.maxStartPTS:W.start,F=W.duration,_=Math.max(N.end,Q+Math.min(Math.max(F-this.config.maxFragLookUpTolerance,F*.5),F*.75));this.flushMainBuffer(_,Number.POSITIVE_INFINITY)}}}},y.abortCurrentFrag=function(){var c=this.fragCurrent;this.fragCurrent=null,c!=null&&c.loader&&c.loader.abort(),this.state===P.State.KEY_LOADING&&(this.state=P.State.IDLE),this.nextLoadPosition=this.getLoadPosition()},y.flushMainBuffer=function(c,s){m.prototype.flushMainBuffer.call(this,c,s,this.altAudio?"video":null)},y.onMediaAttached=function(c,s){m.prototype.onMediaAttached.call(this,c,s);var a=s.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),a.addEventListener("playing",this.onvplaying),a.addEventListener("seeked",this.onvseeked),this.gapController=new C.default(this.config,a,this.fragmentTracker,this.hls)},y.onMediaDetaching=function(){var c=this.media;c&&(c.removeEventListener("playing",this.onvplaying),c.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),m.prototype.onMediaDetaching.call(this)},y.onMediaPlaying=function(){this.tick()},y.onMediaSeeked=function(){var c=this.media,s=c?c.currentTime:null;Object(K.isFiniteNumber)(s)&&this.log("Media seeked to "+s.toFixed(3)),this.tick()},y.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(U.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},y.onManifestParsed=function(c,s){var a=!1,g=!1,p;s.levels.forEach(function(b){p=b.audioCodec,p&&(p.indexOf("mp4a.40.2")!==-1&&(a=!0),p.indexOf("mp4a.40.5")!==-1&&(g=!0))}),this.audioCodecSwitch=a&&g&&!Object(M.changeTypeSupported)(),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=s.levels,this.startFragRequested=!1},y.onLevelLoading=function(c,s){var a=this.levels;if(!a||this.state!==P.State.IDLE)return;var g=a[s.level];(!g.details||g.details.live&&this.levelLastLoaded!==s.level||this.waitForCdnTuneIn(g.details))&&(this.state=P.State.WAITING_LEVEL)},y.onLevelLoaded=function(c,s){var a,g=this.levels,p=s.level,b=s.details,O=b.totalduration;if(!g){this.warn("Levels were reset while loading level "+p);return}this.log("Level "+p+" loaded ["+b.startSN+","+b.endSN+"], cc ["+b.startCC+", "+b.endCC+"] duration:"+O);var N=this.fragCurrent;N&&(this.state===P.State.FRAG_LOADING||this.state===P.State.FRAG_LOADING_WAITING_RETRY)&&(N.level!==s.level&&N.loader&&(this.state=P.State.IDLE,N.loader.abort()));var W=g[p],Q=0;if(b.live||(a=W.details)!==null&&a!==void 0&&a.live){if(b.fragments[0]||(b.deltaUpdateFailed=!0),b.deltaUpdateFailed)return;Q=this.alignPlaylists(b,W.details)}if(W.details=b,this.levelLastLoaded=p,this.hls.trigger(U.Events.LEVEL_UPDATED,{details:b,level:p}),this.state===P.State.WAITING_LEVEL){if(this.waitForCdnTuneIn(b))return;this.state=P.State.IDLE}this.startFragRequested?b.live&&this.synchronizeToLiveEdge(b):this.setStartPosition(b,Q),this.tick()},y._handleFragmentLoadProgress=function(c){var s,a=c.frag,g=c.part,p=c.payload,b=this.levels;if(!b){this.warn("Levels were reset while fragment load was in progress. Fragment "+a.sn+" of level "+a.level+" will not be buffered");return}var O=b[a.level],N=O.details;if(!N){this.warn("Dropping fragment "+a.sn+" of level "+a.level+" after level details were reset");return}var W=O.videoCodec,Q=N.PTSKnown||!N.live,F=(s=a.initSegment)===null||s===void 0?void 0:s.data,_=this._getAudioCodec(O),J=this.transmuxer=this.transmuxer||new T.default(this.hls,R.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),ee=g?g.index:-1,re=ee!==-1,de=new L.ChunkMetadata(a.level,a.sn,a.stats.chunkCount,p.byteLength,ee,re),Te=this.initPTS[a.cc];J.push(p,F,_,W,a,g,N.totalduration,Q,de,Te)},y.onAudioTrackSwitching=function(c,s){var a=this.altAudio,g=!!s.url,p=s.id;if(!g){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var b=this.fragCurrent;b!=null&&b.loader&&(this.log("Switching to main audio track, cancel main fragment load"),b.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var O=this.hls;a&&O.trigger(U.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),O.trigger(U.Events.AUDIO_TRACK_SWITCHED,{id:p})}},y.onAudioTrackSwitched=function(c,s){var a=s.id,g=!!this.hls.audioTracks[a].url;if(g){var p=this.videoBuffer;p&&this.mediaBuffer!==p&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=p)}this.altAudio=g,this.tick()},y.onBufferCreated=function(c,s){var a=s.tracks,g,p,b=!1;for(var O in a){var N=a[O];if(N.id==="main"){if(p=O,g=N,O==="video"){var W=a[O];W&&(this.videoBuffer=W.buffer)}}else b=!0}b&&g?(this.log("Alternate track found, use "+p+".buffered to schedule main fragment loading"),this.mediaBuffer=g.buffer):this.mediaBuffer=this.media},y.onFragBuffered=function(c,s){var a=s.frag,g=s.part;if(a&&a.type!==R.PlaylistLevelType.MAIN)return;if(this.fragContextChanged(a)){this.warn("Fragment "+a.sn+(g?" p: "+g.index:"")+" of level "+a.level+" finished buffering, but was aborted. state: "+this.state),this.state===P.State.PARSED&&(this.state=P.State.IDLE);return}var p=g?g.stats:a.stats;this.fragLastKbps=Math.round(8*p.total/(p.buffering.end-p.loading.first)),a.sn!=="initSegment"&&(this.fragPrevious=a),this.fragBufferedComplete(a,g)},y.onError=function(c,s){switch(s.details){case S.ErrorDetails.FRAG_LOAD_ERROR:case S.ErrorDetails.FRAG_LOAD_TIMEOUT:case S.ErrorDetails.KEY_LOAD_ERROR:case S.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(R.PlaylistLevelType.MAIN,s);break;case S.ErrorDetails.LEVEL_LOAD_ERROR:case S.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==P.State.ERROR&&(s.fatal?(this.warn(""+s.details),this.state=P.State.ERROR):!s.levelRetry&&this.state===P.State.WAITING_LEVEL&&(this.state=P.State.IDLE));break;case S.ErrorDetails.BUFFER_FULL_ERROR:if(s.parent==="main"&&(this.state===P.State.PARSING||this.state===P.State.PARSED)){var a=!0,g=this.getFwdBufferInfo(this.media,R.PlaylistLevelType.MAIN);g&&g.len>.5&&(a=!this.reduceMaxBufferLength(g.len)),a&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}break;default:break}},y.checkBuffer=function(){var c=this.media,s=this.gapController;if(!c||!s||!c.readyState)return;var a=B.BufferHelper.getBuffered(c);!this.loadedmetadata&&a.length?(this.loadedmetadata=!0,this.seekToStartPos()):s.poll(this.lastCurrentTime),this.lastCurrentTime=c.currentTime},y.onFragLoadEmergencyAborted=function(){this.state=P.State.IDLE,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},y.onBufferFlushed=function(c,s){var a=s.type;if(a!==v.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var g=(a===v.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(g,a,R.PlaylistLevelType.MAIN)}},y.onLevelsUpdated=function(c,s){this.levels=s.levels},y.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},y.seekToStartPos=function(){var c=this.media,s=c.currentTime,a=this.startPosition;if(a>=0&&s<a){if(c.seeking){E.logger.log("could not seek to "+a+", already seeking at "+s);return}var g=B.BufferHelper.getBuffered(c),p=g.length?g.start(0):0,b=p-a;b>0&&(b<this.config.maxBufferHole||b<this.config.maxFragLookUpTolerance)&&(E.logger.log("adjusting start position by "+b+" to match buffer start"),a+=b,this.startPosition=a),this.log("seek to target start position "+a+" from current time "+s),c.currentTime=a}},y._getAudioCodec=function(c){var s=this.config.defaultAudioCodec||c.audioCodec;return this.audioCodecSwap&&s&&(this.log("Swapping audio codec"),s.indexOf("mp4a.40.5")!==-1?s="mp4a.40.2":s="mp4a.40.5"),s},y._loadBitrateTestFrag=function(c){var s=this;this._doFragLoad(c).then(function(a){var g=s.hls;if(!a||g.nextLoadLevel||s.fragContextChanged(c))return;s.fragLoadError=0,s.state=P.State.IDLE,s.startFragRequested=!1,s.bitrateTest=!1;var p=c.stats;p.parsing.start=p.parsing.end=p.buffering.start=p.buffering.end=self.performance.now(),g.trigger(U.Events.FRAG_LOADED,a)})},y._handleTransmuxComplete=function(c){var s,a="main",g=this.hls,p=c.remuxResult,b=c.chunkMeta,O=this.getCurrentContext(b);if(!O){this.warn("The loading context changed while buffering fragment "+b.sn+" of level "+b.level+". This chunk will not be buffered."),this.resetLiveStartWhenNotLoaded(b.level);return}var N=O.frag,W=O.part,Q=O.level,F=p.video,_=p.text,J=p.id3,ee=p.initSegment,re=this.altAudio?void 0:p.audio;if(this.fragContextChanged(N))return;if(this.state=P.State.PARSING,ee){ee.tracks&&(this._bufferInitSegment(Q,ee.tracks,N,b),g.trigger(U.Events.FRAG_PARSING_INIT_SEGMENT,{frag:N,id:a,tracks:ee.tracks}));var de=ee.initPTS,Te=ee.timescale;Object(K.isFiniteNumber)(de)&&(this.initPTS[N.cc]=de,g.trigger(U.Events.INIT_PTS_FOUND,{frag:N,id:a,initPTS:de,timescale:Te}))}if(F&&p.independent!==!1){if(Q.details){var ve=F.startPTS,pe=F.endPTS,he=F.startDTS,me=F.endDTS;if(W)W.elementaryStreams[F.type]={startPTS:ve,endPTS:pe,startDTS:he,endDTS:me};else if(F.firstKeyFrame&&F.independent&&(this.couldBacktrack=!0),F.dropped&&F.independent){var ae=this.getLoadPosition()+this.config.maxBufferHole;if(ae<ve){this.backtrack(N);return}N.setElementaryStreamInfo(F.type,N.start,pe,N.start,me,!0)}N.setElementaryStreamInfo(F.type,ve,pe,he,me),this.bufferFragmentData(F,N,W,b)}}else if(p.independent===!1){this.backtrack(N);return}if(re){var ue=re.startPTS,be=re.endPTS,Ue=re.startDTS,Pe=re.endDTS;W&&(W.elementaryStreams[v.ElementaryStreamTypes.AUDIO]={startPTS:ue,endPTS:be,startDTS:Ue,endDTS:Pe}),N.setElementaryStreamInfo(v.ElementaryStreamTypes.AUDIO,ue,be,Ue,Pe),this.bufferFragmentData(re,N,W,b)}if(J!=null&&(s=J.samples)!==null&&s!==void 0&&s.length){var He={frag:N,id:a,samples:J.samples};g.trigger(U.Events.FRAG_PARSING_METADATA,He)}if(_){var Je={frag:N,id:a,samples:_.samples};g.trigger(U.Events.FRAG_PARSING_USERDATA,Je)}},y._bufferInitSegment=function(c,s,a,g){var p=this;if(this.state!==P.State.PARSING)return;this.audioOnly=!!s.audio&&!s.video,this.altAudio&&!this.audioOnly&&delete s.audio;var b=s.audio,O=s.video,N=s.audiovideo;if(b){var W=c.audioCodec,Q=navigator.userAgent.toLowerCase();this.audioCodecSwitch&&(W&&(W.indexOf("mp4a.40.5")!==-1?W="mp4a.40.2":W="mp4a.40.5"),b.metadata.channelCount!==1&&Q.indexOf("firefox")===-1&&(W="mp4a.40.5")),Q.indexOf("android")!==-1&&b.container!=="audio/mpeg"&&(W="mp4a.40.2",this.log("Android: force audio codec to "+W)),c.audioCodec&&c.audioCodec!==W&&this.log('Swapping manifest audio codec "'+c.audioCodec+'" for "'+W+'"'),b.levelCodec=W,b.id="main",this.log("Init audio buffer, container:"+b.container+", codecs[selected/level/parsed]=["+(W||"")+"/"+(c.audioCodec||"")+"/"+b.codec+"]")}O&&(O.levelCodec=c.videoCodec,O.id="main",this.log("Init video buffer, container:"+O.container+", codecs[level/parsed]=["+(c.videoCodec||"")+"/"+O.codec+"]")),N&&this.log("Init audiovideo buffer, container:"+N.container+", codecs[level/parsed]=["+(c.attrs.CODECS||"")+"/"+N.codec+"]"),this.hls.trigger(U.Events.BUFFER_CODECS,s),Object.keys(s).forEach(function(F){var _=s[F],J=_.initSegment;J!=null&&J.byteLength&&p.hls.trigger(U.Events.BUFFER_APPENDING,{type:F,data:J,frag:a,part:null,chunkMeta:g,parent:a.type})}),this.tick()},y.backtrack=function(c){this.couldBacktrack=!0,this.resetTransmuxer(),this.flushBufferGap(c);var s=this.fragmentTracker.backtrack(c);this.fragPrevious=null,this.nextLoadPosition=c.start,s?this.resetFragmentLoading(c):this.state=P.State.BACKTRACKING},y.checkFragmentChanged=function(){var c=this.media,s=null;if(c&&c.readyState>1&&c.seeking===!1){var a=c.currentTime;if(B.BufferHelper.isBuffered(c,a)?s=this.getAppendedFrag(a):B.BufferHelper.isBuffered(c,a+.1)&&(s=this.getAppendedFrag(a+.1)),s){var g=this.fragPlaying,p=s.level;(!g||s.sn!==g.sn||g.level!==p||s.urlId!==g.urlId)&&(this.hls.trigger(U.Events.FRAG_CHANGED,{frag:s}),(!g||g.level!==p)&&this.hls.trigger(U.Events.LEVEL_SWITCHED,{level:p}),this.fragPlaying=s)}}},o(w,[{key:"nextLevel",get:function(){var c=this.nextBufferedFrag;return c?c.level:-1}},{key:"currentLevel",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);if(s)return s.level}return-1}},{key:"nextBufferedFrag",get:function(){var c=this.media;if(c){var s=this.getAppendedFrag(c.currentTime);return this.followingBufferedFrag(s)}else return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}]),w}(P.default)},"./src/controller/subtitle-stream-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"SubtitleStreamController",function(){return l});var K=D("./src/events.ts"),P=D("./src/utils/logger.ts"),M=D("./src/utils/buffer-helper.ts"),U=D("./src/controller/fragment-finders.ts"),B=D("./src/utils/discontinuities.ts"),I=D("./src/controller/level-helper.ts"),R=D("./src/controller/fragment-tracker.ts"),v=D("./src/controller/base-stream-controller.ts"),T=D("./src/types/loader.ts"),L=D("./src/types/level.ts");function C(d,A){for(var f=0;f<A.length;f++){var m=A[f];m.enumerable=m.enumerable||!1,m.configurable=!0,"value"in m&&(m.writable=!0),Object.defineProperty(d,m.key,m)}}function S(d,A,f){return A&&C(d.prototype,A),f&&C(d,f),d}function E(d,A){d.prototype=Object.create(A.prototype),d.prototype.constructor=d,u(d,A)}function u(d,A){return u=Object.setPrototypeOf||function(m,w){return m.__proto__=w,m},u(d,A)}var o=500,l=function(d){E(A,d);function A(m,w){var y;return y=d.call(this,m,w,"[subtitle-stream-controller]")||this,y.levels=[],y.currentTrackId=-1,y.tracksBuffered=[],y.mainDetails=null,y._registerListeners(),y}var f=A.prototype;return f.onHandlerDestroying=function(){this._unregisterListeners(),this.mainDetails=null},f._registerListeners=function(){var w=this.hls;w.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.on(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.on(K.Events.ERROR,this.onError,this),w.on(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.on(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.on(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.on(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f._unregisterListeners=function(){var w=this.hls;w.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),w.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),w.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),w.off(K.Events.LEVEL_LOADED,this.onLevelLoaded,this),w.off(K.Events.ERROR,this.onError,this),w.off(K.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),w.off(K.Events.SUBTITLE_TRACK_SWITCH,this.onSubtitleTrackSwitch,this),w.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),w.off(K.Events.SUBTITLE_FRAG_PROCESSED,this.onSubtitleFragProcessed,this),w.off(K.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)},f.startLoad=function(){this.stopLoad(),this.state=v.State.IDLE,this.setInterval(o),this.tick()},f.onManifestLoading=function(){this.mainDetails=null,this.fragmentTracker.removeAllFragments()},f.onLevelLoaded=function(w,y){this.mainDetails=y.details},f.onSubtitleFragProcessed=function(w,y){var h=y.frag,c=y.success;if(this.fragPrevious=h,this.state=v.State.IDLE,!c)return;var s=this.tracksBuffered[this.currentTrackId];if(!s)return;for(var a,g=h.start,p=0;p<s.length;p++)if(g>=s[p].start&&g<=s[p].end){a=s[p];break}var b=h.start+h.duration;a?a.end=b:(a={start:g,end:b},s.push(a)),this.fragmentTracker.fragBuffered(h)},f.onBufferFlushing=function(w,y){var h=y.startOffset,c=y.endOffset;if(h===0&&c!==Number.POSITIVE_INFINITY){var s=this.currentTrackId,a=this.levels;if(!a.length||!a[s]||!a[s].details)return;var g=a[s].details,p=g.targetduration,b=c-p;if(b<=0)return;y.endOffsetSubtitles=Math.max(0,b),this.tracksBuffered.forEach(function(O){for(var N=0;N<O.length;){if(O[N].end<=b){O.shift();continue}else if(O[N].start<b)O[N].start=b;else break;N++}}),this.fragmentTracker.removeFragmentsInRange(h,b,T.PlaylistLevelType.SUBTITLE)}},f.onError=function(w,y){var h,c=y.frag;if(!c||c.type!==T.PlaylistLevelType.SUBTITLE)return;(h=this.fragCurrent)!==null&&h!==void 0&&h.loader&&this.fragCurrent.loader.abort(),this.state=v.State.IDLE},f.onSubtitleTracksUpdated=function(w,y){var h=this,c=y.subtitleTracks;this.tracksBuffered=[],this.levels=c.map(function(s){return new L.Level(s)}),this.fragmentTracker.removeAllFragments(),this.fragPrevious=null,this.levels.forEach(function(s){h.tracksBuffered[s.id]=[]}),this.mediaBuffer=null},f.onSubtitleTrackSwitch=function(w,y){if(this.currentTrackId=y.id,!this.levels.length||this.currentTrackId===-1){this.clearInterval();return}var h=this.levels[this.currentTrackId];h!=null&&h.details?this.mediaBuffer=this.mediaBufferTimeRanges:this.mediaBuffer=null,h&&this.setInterval(o)},f.onSubtitleTrackLoaded=function(w,y){var h,c=y.details,s=y.id,a=this.currentTrackId,g=this.levels;if(!g.length)return;var p=g[a];if(s>=g.length||s!==a||!p)return;if(this.mediaBuffer=this.mediaBufferTimeRanges,c.live||(h=p.details)!==null&&h!==void 0&&h.live){var b=this.mainDetails;if(c.deltaUpdateFailed||!b)return;var O=b.fragments[0];if(!p.details)c.hasProgramDateTime&&b.hasProgramDateTime?Object(B.alignMediaPlaylistByPDT)(c,b):O&&Object(I.addSliding)(c,O.start);else{var N=this.alignPlaylists(c,p.details);N===0&&O&&Object(I.addSliding)(c,O.start)}}if(p.details=c,this.levelLastLoaded=s,this.tick(),c.live&&!this.fragCurrent&&this.media&&this.state===v.State.IDLE){var W=Object(U.findFragmentByPTS)(null,c.fragments,this.media.currentTime,0);W||(this.warn("Subtitle playlist not aligned with playback"),p.details=void 0)}},f._handleFragmentLoadComplete=function(w){var y=w.frag,h=w.payload,c=y.decryptdata,s=this.hls;if(this.fragContextChanged(y))return;if(h&&h.byteLength>0&&c&&c.key&&c.iv&&c.method==="AES-128"){var a=performance.now();this.decrypter.webCryptoDecrypt(new Uint8Array(h),c.key.buffer,c.iv.buffer).then(function(g){var p=performance.now();s.trigger(K.Events.FRAG_DECRYPTED,{frag:y,payload:g,stats:{tstart:a,tdecrypt:p}})})}},f.doTick=function(){if(!this.media){this.state=v.State.IDLE;return}if(this.state===v.State.IDLE){var w,y=this.currentTrackId,h=this.levels;if(!h.length||!h[y]||!h[y].details)return;var c=h[y].details,s=c.targetduration,a=this.config,g=this.media,p=M.BufferHelper.bufferedInfo(this.mediaBufferTimeRanges,g.currentTime-s,a.maxBufferHole),b=p.end,O=p.len,N=this.getMaxBufferLength()+s;if(O>N)return;console.assert(c,"Subtitle track details are defined on idle subtitle stream controller tick");var W=c.fragments,Q=W.length,F=c.edge,_,J=this.fragPrevious;if(b<F){var ee=a.maxFragLookUpTolerance;J&&c.hasProgramDateTime&&(_=Object(U.findFragmentByPDT)(W,J.endProgramDateTime,ee)),_||(_=Object(U.findFragmentByPTS)(J,W,b,ee),!_&&J&&J.start<W[0].start&&(_=W[0]))}else _=W[Q-1];(w=_)!==null&&w!==void 0&&w.encrypted?(P.logger.log("Loading key for "+_.sn),this.state=v.State.KEY_LOADING,this.hls.trigger(K.Events.KEY_LOADING,{frag:_})):_&&this.fragmentTracker.getState(_)===R.FragmentState.NOT_LOADED&&this.loadFragment(_,c,b)}},f.loadFragment=function(w,y,h){this.fragCurrent=w,d.prototype.loadFragment.call(this,w,y,h)},S(A,[{key:"mediaBufferTimeRanges",get:function(){return this.tracksBuffered[this.currentTrackId]||[]}}]),A}(v.default)},"./src/controller/subtitle-track-controller.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/events.ts"),P=D("./src/utils/texttrack-utils.ts"),M=D("./src/controller/base-playlist-controller.ts"),U=D("./src/types/loader.ts");function B(C,S){for(var E=0;E<S.length;E++){var u=S[E];u.enumerable=u.enumerable||!1,u.configurable=!0,"value"in u&&(u.writable=!0),Object.defineProperty(C,u.key,u)}}function I(C,S,E){return S&&B(C.prototype,S),E&&B(C,E),C}function R(C,S){C.prototype=Object.create(S.prototype),C.prototype.constructor=C,v(C,S)}function v(C,S){return v=Object.setPrototypeOf||function(u,o){return u.__proto__=o,u},v(C,S)}var T=function(C){R(S,C);function S(u){var o;return o=C.call(this,u,"[subtitle-track-controller]")||this,o.media=null,o.tracks=[],o.groupId=null,o.tracksInGroup=[],o.trackId=-1,o.selectDefaultTrack=!0,o.queuedDefaultTrack=-1,o.trackChangeListener=function(){return o.onTextTracksChanged()},o.asyncPollTrackChange=function(){return o.pollTrackChange(0)},o.useTextTrackPolling=!1,o.subtitlePollingInterval=-1,o.subtitleDisplay=!0,o.registerListeners(),o}var E=S.prototype;return E.destroy=function(){this.unregisterListeners(),this.tracks.length=0,this.tracksInGroup.length=0,this.trackChangeListener=this.asyncPollTrackChange=null,C.prototype.destroy.call(this)},E.registerListeners=function(){var o=this.hls;o.on(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.on(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.on(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.on(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.on(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.on(K.Events.ERROR,this.onError,this)},E.unregisterListeners=function(){var o=this.hls;o.off(K.Events.MEDIA_ATTACHED,this.onMediaAttached,this),o.off(K.Events.MEDIA_DETACHING,this.onMediaDetaching,this),o.off(K.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(K.Events.MANIFEST_PARSED,this.onManifestParsed,this),o.off(K.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(K.Events.LEVEL_SWITCHING,this.onLevelSwitching,this),o.off(K.Events.SUBTITLE_TRACK_LOADED,this.onSubtitleTrackLoaded,this),o.off(K.Events.ERROR,this.onError,this)},E.onMediaAttached=function(o,l){if(this.media=l.media,!this.media)return;this.queuedDefaultTrack>-1&&(this.subtitleTrack=this.queuedDefaultTrack,this.queuedDefaultTrack=-1),this.useTextTrackPolling=!(this.media.textTracks&&"onchange"in this.media.textTracks),this.useTextTrackPolling?this.pollTrackChange(500):this.media.textTracks.addEventListener("change",this.asyncPollTrackChange)},E.pollTrackChange=function(o){self.clearInterval(this.subtitlePollingInterval),this.subtitlePollingInterval=self.setInterval(this.trackChangeListener,o)},E.onMediaDetaching=function(){if(!this.media)return;self.clearInterval(this.subtitlePollingInterval),this.useTextTrackPolling||this.media.textTracks.removeEventListener("change",this.asyncPollTrackChange),this.trackId>-1&&(this.queuedDefaultTrack=this.trackId);var o=L(this.media.textTracks);o.forEach(function(l){Object(P.clearCurrentCues)(l)}),this.subtitleTrack=-1,this.media=null},E.onManifestLoading=function(){this.tracks=[],this.groupId=null,this.tracksInGroup=[],this.trackId=-1,this.selectDefaultTrack=!0},E.onManifestParsed=function(o,l){this.tracks=l.subtitleTracks},E.onSubtitleTrackLoaded=function(o,l){var d=l.id,A=l.details,f=this.trackId,m=this.tracksInGroup[f];if(!m){this.warn("Invalid subtitle track id "+d);return}var w=m.details;m.details=l.details,this.log("subtitle track "+d+" loaded ["+A.startSN+"-"+A.endSN+"]"),d===this.trackId&&(this.retryCount=0,this.playlistLoaded(d,l,w))},E.onLevelLoading=function(o,l){this.switchLevel(l.level)},E.onLevelSwitching=function(o,l){this.switchLevel(l.level)},E.switchLevel=function(o){var l=this.hls.levels[o];if(!(l!=null&&l.textGroupIds))return;var d=l.textGroupIds[l.urlId];if(this.groupId!==d){var A=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0,f=this.tracks.filter(function(y){return!d||y.groupId===d});this.tracksInGroup=f;var m=this.findTrackId(A==null?void 0:A.name)||this.findTrackId();this.groupId=d;var w={subtitleTracks:f};this.log("Updating subtitle tracks, "+f.length+' track(s) found in "'+d+'" group-id'),this.hls.trigger(K.Events.SUBTITLE_TRACKS_UPDATED,w),m!==-1&&this.setSubtitleTrack(m,A)}},E.findTrackId=function(o){for(var l=this.tracksInGroup,d=0;d<l.length;d++){var A=l[d];if((!this.selectDefaultTrack||A.default)&&(!o||o===A.name))return A.id}return-1},E.onError=function(o,l){if(C.prototype.onError.call(this,o,l),l.fatal||!l.context)return;l.context.type===U.PlaylistContextType.SUBTITLE_TRACK&&l.context.id===this.trackId&&l.context.groupId===this.groupId&&this.retryLoadingOrFail(l)},E.loadPlaylist=function(o){var l=this.tracksInGroup[this.trackId];if(this.shouldLoadTrack(l)){var d=l.id,A=l.groupId,f=l.url;if(o)try{f=o.addDirectives(f)}catch(m){this.warn("Could not construct new URL with HLS Delivery Directives: "+m)}this.log("Loading subtitle playlist for id "+d),this.hls.trigger(K.Events.SUBTITLE_TRACK_LOADING,{url:f,id:d,groupId:A,deliveryDirectives:o||null})}},E.toggleTrackModes=function(o){var l=this,d=this.media,A=this.subtitleDisplay,f=this.trackId;if(!d)return;var m=L(d.textTracks),w=m.filter(function(c){return c.groupId===l.groupId});if(o===-1)[].slice.call(m).forEach(function(c){c.mode="disabled"});else{var y=w[f];y&&(y.mode="disabled")}var h=w[o];h&&(h.mode=A?"showing":"hidden")},E.setSubtitleTrack=function(o,l){var d,A=this.tracksInGroup;if(!this.media){this.queuedDefaultTrack=o;return}if(this.trackId!==o&&this.toggleTrackModes(o),this.trackId===o&&(o===-1||(d=A[o])!==null&&d!==void 0&&d.details)||o<-1||o>=A.length)return;this.clearTimer();var f=A[o];if(this.log("Switching to subtitle track "+o),this.trackId=o,f){var m=f.id,w=f.groupId,y=w===void 0?"":w,h=f.name,c=f.type,s=f.url;this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:m,groupId:y,name:h,type:c,url:s});var a=this.switchParams(f.url,l==null?void 0:l.details);this.loadPlaylist(a)}else this.hls.trigger(K.Events.SUBTITLE_TRACK_SWITCH,{id:o})},E.onTextTracksChanged=function(){if(this.useTextTrackPolling||self.clearInterval(this.subtitlePollingInterval),!this.media||!this.hls.config.renderTextTracksNatively)return;for(var o=-1,l=L(this.media.textTracks),d=0;d<l.length;d++)if(l[d].mode==="hidden")o=d;else if(l[d].mode==="showing"){o=d;break}this.subtitleTrack!==o&&(this.subtitleTrack=o)},I(S,[{key:"subtitleTracks",get:function(){return this.tracksInGroup}},{key:"subtitleTrack",get:function(){return this.trackId},set:function(o){this.selectDefaultTrack=!1;var l=this.tracksInGroup?this.tracksInGroup[this.trackId]:void 0;this.setSubtitleTrack(o,l)}}]),S}(M.default);function L(C){for(var S=[],E=0;E<C.length;E++){var u=C[E];u.kind==="subtitles"&&u.label&&S.push(C[E])}return S}G.default=T},"./src/controller/timeline-controller.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"TimelineController",function(){return L});var K=D("./src/polyfills/number.ts"),P=D("./src/events.ts"),M=D("./src/utils/cea-608-parser.ts"),U=D("./src/utils/output-filter.ts"),B=D("./src/utils/webvtt-parser.ts"),I=D("./src/utils/texttrack-utils.ts"),R=D("./src/utils/imsc1-ttml-parser.ts"),v=D("./src/types/loader.ts"),T=D("./src/utils/logger.ts"),L=function(){function u(l){if(this.hls=void 0,this.media=null,this.config=void 0,this.enabled=!0,this.Cues=void 0,this.textTracks=[],this.tracks=[],this.initPTS=[],this.timescale=[],this.unparsedVttFrags=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.cea608Parser1=void 0,this.cea608Parser2=void 0,this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this.captionsProperties=void 0,this.hls=l,this.config=l.config,this.Cues=l.config.cueHandler,this.captionsProperties={textTrack1:{label:this.config.captionsTextTrack1Label,languageCode:this.config.captionsTextTrack1LanguageCode},textTrack2:{label:this.config.captionsTextTrack2Label,languageCode:this.config.captionsTextTrack2LanguageCode},textTrack3:{label:this.config.captionsTextTrack3Label,languageCode:this.config.captionsTextTrack3LanguageCode},textTrack4:{label:this.config.captionsTextTrack4Label,languageCode:this.config.captionsTextTrack4LanguageCode}},this.config.enableCEA708Captions){var d=new U.default(this,"textTrack1"),A=new U.default(this,"textTrack2"),f=new U.default(this,"textTrack3"),m=new U.default(this,"textTrack4");this.cea608Parser1=new M.default(1,d,A),this.cea608Parser2=new M.default(3,f,m)}l.on(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),l.on(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),l.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),l.on(P.Events.MANIFEST_LOADED,this.onManifestLoaded,this),l.on(P.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),l.on(P.Events.FRAG_LOADING,this.onFragLoading,this),l.on(P.Events.FRAG_LOADED,this.onFragLoaded,this),l.on(P.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),l.on(P.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),l.on(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),l.on(P.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),l.on(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this)}var o=u.prototype;return o.destroy=function(){var d=this.hls;d.off(P.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),d.off(P.Events.MEDIA_DETACHING,this.onMediaDetaching,this),d.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),d.off(P.Events.MANIFEST_LOADED,this.onManifestLoaded,this),d.off(P.Events.SUBTITLE_TRACKS_UPDATED,this.onSubtitleTracksUpdated,this),d.off(P.Events.FRAG_LOADING,this.onFragLoading,this),d.off(P.Events.FRAG_LOADED,this.onFragLoaded,this),d.off(P.Events.FRAG_PARSING_USERDATA,this.onFragParsingUserdata,this),d.off(P.Events.FRAG_DECRYPTED,this.onFragDecrypted,this),d.off(P.Events.INIT_PTS_FOUND,this.onInitPtsFound,this),d.off(P.Events.SUBTITLE_TRACKS_CLEARED,this.onSubtitleTracksCleared,this),d.off(P.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),this.hls=this.config=this.cea608Parser1=this.cea608Parser2=null},o.addCues=function(d,A,f,m,w){for(var y=!1,h=w.length;h--;){var c=w[h],s=S(c[0],c[1],A,f);if(s>=0&&(c[0]=Math.min(c[0],A),c[1]=Math.max(c[1],f),y=!0,s/(f-A)>.5))return}if(y||w.push([A,f]),this.config.renderTextTracksNatively){var a=this.captionsTracks[d];this.Cues.newCue(a,A,f,m)}else{var g=this.Cues.newCue(null,A,f,m);this.hls.trigger(P.Events.CUES_PARSED,{type:"captions",cues:g,track:d})}},o.onInitPtsFound=function(d,A){var f=this,m=A.frag,w=A.id,y=A.initPTS,h=A.timescale,c=this.unparsedVttFrags;w==="main"&&(this.initPTS[m.cc]=y,this.timescale[m.cc]=h),c.length&&(this.unparsedVttFrags=[],c.forEach(function(s){f.onFragLoaded(P.Events.FRAG_LOADED,s)}))},o.getExistingTrack=function(d){var A=this.media;if(A)for(var f=0;f<A.textTracks.length;f++){var m=A.textTracks[f];if(m[d])return m}return null},o.createCaptionsTrack=function(d){this.config.renderTextTracksNatively?this.createNativeTrack(d):this.createNonNativeTrack(d)},o.createNativeTrack=function(d){if(this.captionsTracks[d])return;var A=this.captionsProperties,f=this.captionsTracks,m=this.media,w=A[d],y=w.label,h=w.languageCode,c=this.getExistingTrack(d);if(c)f[d]=c,Object(I.clearCurrentCues)(f[d]),Object(I.sendAddTrackEvent)(f[d],m);else{var s=this.createTextTrack("captions",y,h);s&&(s[d]=!0,f[d]=s)}},o.createNonNativeTrack=function(d){if(this.nonNativeCaptionsTracks[d])return;var A=this.captionsProperties[d];if(!A)return;var f=A.label,m={_id:d,label:f,kind:"captions",default:A.media?!!A.media.default:!1,closedCaptions:A.media};this.nonNativeCaptionsTracks[d]=m,this.hls.trigger(P.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:[m]})},o.createTextTrack=function(d,A,f){var m=this.media;return m?m.addTextTrack(d,A,f):void 0},o.onMediaAttaching=function(d,A){this.media=A.media,this._cleanTracks()},o.onMediaDetaching=function(){var d=this.captionsTracks;Object.keys(d).forEach(function(A){Object(I.clearCurrentCues)(d[A]),delete d[A]}),this.nonNativeCaptionsTracks={}},o.onManifestLoading=function(){this.lastSn=-1,this.lastPartIndex=-1,this.prevCC=-1,this.vttCCs=E(),this._cleanTracks(),this.tracks=[],this.captionsTracks={},this.nonNativeCaptionsTracks={},this.textTracks=[],this.unparsedVttFrags=this.unparsedVttFrags||[],this.initPTS=[],this.timescale=[],this.cea608Parser1&&this.cea608Parser2&&(this.cea608Parser1.reset(),this.cea608Parser2.reset())},o._cleanTracks=function(){var d=this.media;if(!d)return;var A=d.textTracks;if(A)for(var f=0;f<A.length;f++)Object(I.clearCurrentCues)(A[f])},o.onSubtitleTracksUpdated=function(d,A){var f=this;this.textTracks=[];var m=A.subtitleTracks||[],w=m.some(function(s){return s.textCodec===R.IMSC1_CODEC});if(this.config.enableWebVTT||w&&this.config.enableIMSC1){var y=this.tracks&&m&&this.tracks.length===m.length;if(this.tracks=m||[],this.config.renderTextTracksNatively){var h=this.media?this.media.textTracks:[];this.tracks.forEach(function(s,a){var g;if(a<h.length){for(var p=null,b=0;b<h.length;b++)if(C(h[b],s)){p=h[b];break}p&&(g=p)}g?Object(I.clearCurrentCues)(g):(g=f.createTextTrack("subtitles",s.name,s.lang),g&&(g.mode="disabled")),g&&(g.groupId=s.groupId,f.textTracks.push(g))})}else if(!y&&this.tracks&&this.tracks.length){var c=this.tracks.map(function(s){return{label:s.name,kind:s.type.toLowerCase(),default:s.default,subtitleTrack:s}});this.hls.trigger(P.Events.NON_NATIVE_TEXT_TRACKS_FOUND,{tracks:c})}}},o.onManifestLoaded=function(d,A){var f=this;this.config.enableCEA708Captions&&A.captions&&A.captions.forEach(function(m){var w=/(?:CC|SERVICE)([1-4])/.exec(m.instreamId);if(!w)return;var y="textTrack"+w[1],h=f.captionsProperties[y];if(!h)return;h.label=m.name,m.lang&&(h.languageCode=m.lang),h.media=m})},o.onFragLoading=function(d,A){var f=this.cea608Parser1,m=this.cea608Parser2,w=this.lastSn,y=this.lastPartIndex;if(!this.enabled||!(f&&m))return;if(A.frag.type===v.PlaylistLevelType.MAIN){var h,c,s=A.frag.sn,a=(h=A==null||((c=A.part)===null||c===void 0)?void 0:c.index)!=null?h:-1;s===w+1||s===w&&a===y+1||(f.reset(),m.reset()),this.lastSn=s,this.lastPartIndex=a}},o.onFragLoaded=function(d,A){var f=A.frag,m=A.payload,w=this.initPTS,y=this.unparsedVttFrags;if(f.type===v.PlaylistLevelType.SUBTITLE)if(m.byteLength){if(!Object(K.isFiniteNumber)(w[f.cc])){y.push(A),w.length&&this.hls.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Missing initial subtitle PTS")});return}var h=f.decryptdata;if(h==null||h.key==null||h.method!=="AES-128"){var c=this.tracks[f.level],s=this.vttCCs;s[f.cc]||(s[f.cc]={start:f.start,prevCC:this.prevCC,new:!0},this.prevCC=f.cc),c&&c.textCodec===R.IMSC1_CODEC?this._parseIMSC1(f,m):this._parseVTTs(f,m,s)}}else this.hls.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:f,error:new Error("Empty subtitle payload")})},o._parseIMSC1=function(d,A){var f=this,m=this.hls;Object(R.parseIMSC1)(A,this.initPTS[d.cc],this.timescale[d.cc],function(w){f._appendCues(w,d.level),m.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(w){T.logger.log("Failed to parse IMSC1: "+w),m.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:w})})},o._parseVTTs=function(d,A,f){var m=this,w=this.hls;Object(B.parseWebVTT)(A,this.initPTS[d.cc],this.timescale[d.cc],f,d.cc,d.start,function(y){m._appendCues(y,d.level),w.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!0,frag:d})},function(y){m._fallbackToIMSC1(d,A),T.logger.log("Failed to parse VTT cue: "+y),w.trigger(P.Events.SUBTITLE_FRAG_PROCESSED,{success:!1,frag:d,error:y})})},o._fallbackToIMSC1=function(d,A){var f=this,m=this.tracks[d.level];m.textCodec||Object(R.parseIMSC1)(A,this.initPTS[d.cc],this.timescale[d.cc],function(){m.textCodec=R.IMSC1_CODEC,f._parseIMSC1(d,A)},function(){m.textCodec="wvtt"})},o._appendCues=function(d,A){var f=this.hls;if(this.config.renderTextTracksNatively){var m=this.textTracks[A];if(m.mode==="disabled")return;d.forEach(function(h){return Object(I.addCueToTrack)(m,h)})}else{var w=this.tracks[A],y=w.default?"default":"subtitles"+A;f.trigger(P.Events.CUES_PARSED,{type:"subtitles",cues:d,track:y})}},o.onFragDecrypted=function(d,A){var f=A.frag;if(f.type===v.PlaylistLevelType.SUBTITLE){if(!Object(K.isFiniteNumber)(this.initPTS[f.cc])){this.unparsedVttFrags.push(A);return}this.onFragLoaded(P.Events.FRAG_LOADED,A)}},o.onSubtitleTracksCleared=function(){this.tracks=[],this.captionsTracks={}},o.onFragParsingUserdata=function(d,A){var f=this.cea608Parser1,m=this.cea608Parser2;if(!this.enabled||!(f&&m))return;for(var w=0;w<A.samples.length;w++){var y=A.samples[w].bytes;if(y){var h=this.extractCea608Data(y);f.addData(A.samples[w].pts,h[0]),m.addData(A.samples[w].pts,h[1])}}},o.onBufferFlushing=function(d,A){var f=A.startOffset,m=A.endOffset,w=A.endOffsetSubtitles,y=A.type,h=this.media;if(!h||h.currentTime<m)return;if(!y||y==="video"){var c=this.captionsTracks;Object.keys(c).forEach(function(a){return Object(I.removeCuesInRange)(c[a],f,m)})}if(this.config.renderTextTracksNatively&&(f===0&&w!==void 0)){var s=this.textTracks;Object.keys(s).forEach(function(a){return Object(I.removeCuesInRange)(s[a],f,w)})}},o.extractCea608Data=function(d){for(var A=d[0]&31,f=2,m=[[],[]],w=0;w<A;w++){var y=d[f++],h=127&d[f++],c=127&d[f++],s=(4&y)!==0,a=3&y;if(h===0&&c===0)continue;s&&((a===0||a===1)&&(m[a].push(h),m[a].push(c)))}return m},u}();function C(u,o){return u&&u.label===o.name&&!(u.textTrack1||u.textTrack2)}function S(u,o,l,d){return Math.min(o,d)-Math.max(u,l)}function E(){return{ccOffset:0,presentationOffset:0,0:{start:0,prevCC:-1,new:!1}}}},"./src/crypt/aes-crypto.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return K});var K=function(){function P(U,B){this.subtle=void 0,this.aesIV=void 0,this.subtle=U,this.aesIV=B}var M=P.prototype;return M.decrypt=function(B,I){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},I,B)},P}()},"./src/crypt/aes-decryptor.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"removePadding",function(){return P}),D.d(G,"default",function(){return M});var K=D("./src/utils/typed-array.ts");function P(U){var B=U.byteLength,I=B&&new DataView(U.buffer).getUint8(B-1);return I?Object(K.sliceUint8)(U,0,B-I):U}var M=function(){function U(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var B=U.prototype;return B.uint8ArrayToUint32Array_=function(R){for(var v=new DataView(R),T=new Uint32Array(4),L=0;L<4;L++)T[L]=v.getUint32(L*4);return T},B.initTable=function(){var R=this.sBox,v=this.invSBox,T=this.subMix,L=T[0],C=T[1],S=T[2],E=T[3],u=this.invSubMix,o=u[0],l=u[1],d=u[2],A=u[3],f=new Uint32Array(256),m=0,w=0,y=0;for(y=0;y<256;y++)y<128?f[y]=y<<1:f[y]=y<<1^283;for(y=0;y<256;y++){var h=w^w<<1^w<<2^w<<3^w<<4;h=h>>>8^h&255^99,R[m]=h,v[h]=m;var c=f[m],s=f[c],a=f[s],g=f[h]*257^h*16843008;L[m]=g<<24|g>>>8,C[m]=g<<16|g>>>16,S[m]=g<<8|g>>>24,E[m]=g,g=a*16843009^s*65537^c*257^m*16843008,o[h]=g<<24|g>>>8,l[h]=g<<16|g>>>16,d[h]=g<<8|g>>>24,A[h]=g,m?(m=c^f[f[f[a^c]]],w^=f[f[w]]):m=w=1}},B.expandKey=function(R){for(var v=this.uint8ArrayToUint32Array_(R),T=!0,L=0;L<v.length&&T;)T=v[L]===this.key[L],L++;if(T)return;this.key=v;var C=this.keySize=v.length;if(C!==4&&C!==6&&C!==8)throw new Error("Invalid aes key size="+C);var S=this.ksRows=(C+6+1)*4,E,u,o=this.keySchedule=new Uint32Array(S),l=this.invKeySchedule=new Uint32Array(S),d=this.sBox,A=this.rcon,f=this.invSubMix,m=f[0],w=f[1],y=f[2],h=f[3],c,s;for(E=0;E<S;E++){if(E<C){c=o[E]=v[E];continue}s=c,E%C===0?(s=s<<8|s>>>24,s=d[s>>>24]<<24|d[s>>>16&255]<<16|d[s>>>8&255]<<8|d[s&255],s^=A[E/C|0]<<24):C>6&&E%C===4&&(s=d[s>>>24]<<24|d[s>>>16&255]<<16|d[s>>>8&255]<<8|d[s&255]),o[E]=c=(o[E-C]^s)>>>0}for(u=0;u<S;u++)E=S-u,u&3?s=o[E]:s=o[E-4],u<4||E<=4?l[u]=s:l[u]=m[d[s>>>24]]^w[d[s>>>16&255]]^y[d[s>>>8&255]]^h[d[s&255]],l[u]=l[u]>>>0},B.networkToHostOrderSwap=function(R){return R<<24|(R&65280)<<8|(R&16711680)>>8|R>>>24},B.decrypt=function(R,v,T){for(var L=this.keySize+6,C=this.invKeySchedule,S=this.invSBox,E=this.invSubMix,u=E[0],o=E[1],l=E[2],d=E[3],A=this.uint8ArrayToUint32Array_(T),f=A[0],m=A[1],w=A[2],y=A[3],h=new Int32Array(R),c=new Int32Array(h.length),s,a,g,p,b,O,N,W,Q,F,_,J,ee,re,de=this.networkToHostOrderSwap;v<h.length;){for(Q=de(h[v]),F=de(h[v+1]),_=de(h[v+2]),J=de(h[v+3]),b=Q^C[0],O=J^C[1],N=_^C[2],W=F^C[3],ee=4,re=1;re<L;re++)s=u[b>>>24]^o[O>>16&255]^l[N>>8&255]^d[W&255]^C[ee],a=u[O>>>24]^o[N>>16&255]^l[W>>8&255]^d[b&255]^C[ee+1],g=u[N>>>24]^o[W>>16&255]^l[b>>8&255]^d[O&255]^C[ee+2],p=u[W>>>24]^o[b>>16&255]^l[O>>8&255]^d[N&255]^C[ee+3],b=s,O=a,N=g,W=p,ee=ee+4;s=S[b>>>24]<<24^S[O>>16&255]<<16^S[N>>8&255]<<8^S[W&255]^C[ee],a=S[O>>>24]<<24^S[N>>16&255]<<16^S[W>>8&255]<<8^S[b&255]^C[ee+1],g=S[N>>>24]<<24^S[W>>16&255]<<16^S[b>>8&255]<<8^S[O&255]^C[ee+2],p=S[W>>>24]<<24^S[b>>16&255]<<16^S[O>>8&255]<<8^S[N&255]^C[ee+3],c[v]=de(s^f),c[v+1]=de(p^m),c[v+2]=de(g^w),c[v+3]=de(a^y),f=Q,m=F,w=_,y=J,v=v+4}return c.buffer},U}()},"./src/crypt/decrypter.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return v});var K=D("./src/crypt/aes-crypto.ts"),P=D("./src/crypt/fast-aes-key.ts"),M=D("./src/crypt/aes-decryptor.ts"),U=D("./src/utils/logger.ts"),B=D("./src/utils/mp4-tools.ts"),I=D("./src/utils/typed-array.ts"),R=16,v=function(){function T(C,S,E){var u=E===void 0?{}:E,o=u.removePKCS7Padding,l=o===void 0?!0:o;if(this.logEnabled=!0,this.observer=void 0,this.config=void 0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.observer=C,this.config=S,this.removePKCS7Padding=l,l)try{var d=self.crypto;d&&(this.subtle=d.subtle||d.webkitSubtle)}catch(A){}this.subtle===null&&(this.config.enableSoftwareAES=!0)}var L=T.prototype;return L.destroy=function(){this.observer=null},L.isSync=function(){return this.config.enableSoftwareAES},L.flush=function(){var S=this.currentResult;if(!S){this.reset();return}var E=new Uint8Array(S);return this.reset(),this.removePKCS7Padding?Object(M.removePadding)(E):E},L.reset=function(){this.currentResult=null,this.currentIV=null,this.remainderData=null,this.softwareDecrypter&&(this.softwareDecrypter=null)},L.decrypt=function(S,E,u,o){if(this.config.enableSoftwareAES){this.softwareDecrypt(new Uint8Array(S),E,u);var l=this.flush();l&&o(l.buffer)}else this.webCryptoDecrypt(new Uint8Array(S),E,u).then(o)},L.softwareDecrypt=function(S,E,u){var o=this.currentIV,l=this.currentResult,d=this.remainderData;this.logOnce("JS AES decrypt"),d&&(S=Object(B.appendUint8Array)(d,S),this.remainderData=null);var A=this.getValidChunk(S);if(!A.length)return null;o&&(u=o);var f=this.softwareDecrypter;f||(f=this.softwareDecrypter=new M.default),f.expandKey(E);var m=l;return this.currentResult=f.decrypt(A.buffer,0,u),this.currentIV=Object(I.sliceUint8)(A,-16).buffer,m||null},L.webCryptoDecrypt=function(S,E,u){var o=this,l=this.subtle;return(this.key!==E||!this.fastAesKey)&&(this.key=E,this.fastAesKey=new P.default(l,E)),this.fastAesKey.expandKey().then(function(d){if(!l)return Promise.reject(new Error("web crypto not initialized"));var A=new K.default(l,u);return A.decrypt(S.buffer,d)}).catch(function(d){return o.onWebCryptoError(d,S,E,u)})},L.onWebCryptoError=function(S,E,u,o){return U.logger.warn("[decrypter.ts]: WebCrypto Error, disable WebCrypto API:",S),this.config.enableSoftwareAES=!0,this.logEnabled=!0,this.softwareDecrypt(E,u,o)},L.getValidChunk=function(S){var E=S,u=S.length-S.length%R;return u!==S.length&&(E=Object(I.sliceUint8)(S,0,u),this.remainderData=Object(I.sliceUint8)(S,u)),E},L.logOnce=function(S){if(!this.logEnabled)return;U.logger.log("[decrypter.ts]: "+S),this.logEnabled=!1},T}()},"./src/crypt/fast-aes-key.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return K});var K=function(){function P(U,B){this.subtle=void 0,this.key=void 0,this.subtle=U,this.key=B}var M=P.prototype;return M.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},P}()},"./src/demux/aacdemuxer.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/demux/base-audio-demuxer.ts"),P=D("./src/demux/adts.ts"),M=D("./src/utils/logger.ts"),U=D("./src/demux/id3.ts");function B(v,T){v.prototype=Object.create(T.prototype),v.prototype.constructor=v,I(v,T)}function I(v,T){return I=Object.setPrototypeOf||function(C,S){return C.__proto__=S,C},I(v,T)}var R=function(v){B(T,v);function T(C,S){var E;return E=v.call(this)||this,E.observer=void 0,E.config=void 0,E.observer=C,E.config=S,E}var L=T.prototype;return L.resetInitSegment=function(S,E,u){v.prototype.resetInitSegment.call(this,S,E,u),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,isAAC:!0,samples:[],manifestCodec:S,duration:u,inputTimeScale:9e4,dropped:0}},T.probe=function(S){if(!S)return!1;for(var E=U.getID3Data(S,0)||[],u=E.length,o=S.length;u<o;u++)if(P.probe(S,u))return M.logger.log("ADTS 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strict";D.r(G);var K=D("./src/crypt/decrypter.ts"),P=D("./src/demux/tsdemuxer.ts"),M=function(){function U(I,R,v){this.keyData=void 0,this.decrypter=void 0,this.keyData=v,this.decrypter=new K.default(I,R,{removePKCS7Padding:!1})}var B=U.prototype;return B.decryptBuffer=function(R,v){this.decrypter.decrypt(R,this.keyData.key.buffer,this.keyData.iv.buffer,v)},B.decryptAacSample=function(R,v,T,L){var C=R[v].unit,S=C.subarray(16,C.length-C.length%16),E=S.buffer.slice(S.byteOffset,S.byteOffset+S.length),u=this;this.decryptBuffer(E,function(o){var l=new Uint8Array(o);C.set(l,16),L||u.decryptAacSamples(R,v+1,T)})},B.decryptAacSamples=function(R,v,T){for(;;v++){if(v>=R.length){T();return}if(R[v].unit.length<32)continue;var L=this.decrypter.isSync();if(this.decryptAacSample(R,v,T,L),!L)return}},B.getAvcEncryptedData=function(R){for(var v=Math.floor((R.length-48)/160)*16+16,T=new Int8Array(v),L=0,C=32;C<=R.length-16;C+=160,L+=16)T.set(R.subarray(C,C+16),L);return T},B.getAvcDecryptedUnit=function(R,v){for(var T=new Uint8Array(v),L=0,C=32;C<=R.length-16;C+=160,L+=16)R.set(T.subarray(L,L+16),C);return R},B.decryptAvcSample=function(R,v,T,L,C,S){var E=Object(P.discardEPB)(C.data),u=this.getAvcEncryptedData(E),o=this;this.decryptBuffer(u.buffer,function(l){C.data=o.getAvcDecryptedUnit(E,l),S||o.decryptAvcSamples(R,v,T+1,L)})},B.decryptAvcSamples=function(R,v,T,L){if(R instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;v++,T=0){if(v>=R.length){L();return}for(var C=R[v].units;!(T>=C.length);T++){var S=C[T];if(S.data.length<=48||S.type!==1&&S.type!==5)continue;var E=this.decrypter.isSync();if(this.decryptAvcSample(R,v,T,L,S,E),!E)return}}},U}();G.default=M},"./src/demux/transmuxer-interface.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return C});var K=D("./node_modules/webworkify-webpack/index.js"),P=D.n(K),M=D("./src/events.ts"),U=D("./src/demux/transmuxer.ts"),B=D("./src/utils/logger.ts"),I=D("./src/errors.ts"),R=D("./src/utils/mediasource-helper.ts"),v=D("./node_modules/eventemitter3/index.js"),T=D.n(v),L=Object(R.getMediaSource)()||{isTypeSupported:function(){return!1}},C=function(){function S(u,o,l,d){var A=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=u,this.id=o,this.onTransmuxComplete=l,this.onFlush=d;var f=u.config,m=function(s,a){a=a||{},a.frag=A.frag,a.id=A.id,u.trigger(s,a)};this.observer=new v.EventEmitter,this.observer.on(M.Events.FRAG_DECRYPTED,m),this.observer.on(M.Events.ERROR,m);var w={mp4:L.isTypeSupported("video/mp4"),mpeg:L.isTypeSupported("audio/mpeg"),mp3:L.isTypeSupported('audio/mp4; codecs="mp3"')},y=navigator.vendor;if(f.enableWorker&&typeof Worker!="undefined"){B.logger.log("demuxing in webworker");var h;try{h=this.worker=K("./src/demux/transmuxer-worker.ts"),this.onwmsg=this.onWorkerMessage.bind(this),h.addEventListener("message",this.onwmsg),h.onerror=function(c){u.trigger(M.Events.ERROR,{type:I.ErrorTypes.OTHER_ERROR,details:I.ErrorDetails.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(c.message+" ("+c.filename+":"+c.lineno+")")})},h.postMessage({cmd:"init",typeSupported:w,vendor:y,id:o,config:JSON.stringify(f)})}catch(c){B.logger.warn("Error in worker:",c),B.logger.error("Error while initializing DemuxerWorker, fallback to inline"),h&&self.URL.revokeObjectURL(h.objectURL),this.transmuxer=new U.default(this.observer,w,f,y,o),this.worker=null}}else this.transmuxer=new U.default(this.observer,w,f,y,o)}var E=S.prototype;return E.destroy=function(){var o=this.worker;if(o)o.removeEventListener("message",this.onwmsg),o.terminate(),this.worker=null;else{var l=this.transmuxer;l&&(l.destroy(),this.transmuxer=null)}var d=this.observer;d&&d.removeAllListeners(),this.observer=null},E.push=function(o,l,d,A,f,m,w,y,h,c){var s=this;h.transmuxing.start=self.performance.now();var a=this.transmuxer,g=this.worker,p=m?m.start:f.start,b=f.decryptdata,O=this.frag,N=!(O&&f.cc===O.cc),W=!(O&&h.level===O.level),Q=O?h.sn-O.sn:-1,F=this.part?h.part-this.part.index:1,_=!W&&(Q===1||Q===0&&F===1),J=self.performance.now();(W||Q||f.stats.parsing.start===0)&&(f.stats.parsing.start=J),m&&(F||!_)&&(m.stats.parsing.start=J);var ee=new U.TransmuxState(N,_,y,W,p);if(!_||N){B.logger.log("[transmuxer-interface, "+f.type+"]: Starting new transmux session for sn: "+h.sn+" p: "+h.part+" level: "+h.level+" id: "+h.id+`
discontinuity: `+N+`
trackSwitch: `+W+`
contiguous: `+_+`
accurateTimeOffset: `+y+`
timeOffset: `+p);var re=new U.TransmuxConfig(d,A,l,w,c);this.configureTransmuxer(re)}if(this.frag=f,this.part=m,g)g.postMessage({cmd:"demux",data:o,decryptdata:b,chunkMeta:h,state:ee},o instanceof ArrayBuffer?[o]:[]);else if(a){var de=a.push(o,b,h,ee);Object(U.isPromise)(de)?de.then(function(Te){s.handleTransmuxComplete(Te)}):this.handleTransmuxComplete(de)}},E.flush=function(o){var l=this;o.transmuxing.start=self.performance.now();var d=this.transmuxer,A=this.worker;if(A)A.postMessage({cmd:"flush",chunkMeta:o});else if(d){var f=d.flush(o);Object(U.isPromise)(f)?f.then(function(m){l.handleFlushResult(m,o)}):this.handleFlushResult(f,o)}},E.handleFlushResult=function(o,l){var d=this;o.forEach(function(A){d.handleTransmuxComplete(A)}),this.onFlush(l)},E.onWorkerMessage=function(o){var l=o.data,d=this.hls;switch(l.event){case"init":{self.URL.revokeObjectURL(this.worker.objectURL);break}case"transmuxComplete":{this.handleTransmuxComplete(l.data);break}case"flush":{this.onFlush(l.data);break}default:{l.data=l.data||{},l.data.frag=this.frag,l.data.id=this.id,d.trigger(l.event,l.data);break}}},E.configureTransmuxer=function(o){var l=this.worker,d=this.transmuxer;l?l.postMessage({cmd:"configure",config:o}):d&&d.configure(o)},E.handleTransmuxComplete=function(o){o.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(o)},S}()},"./src/demux/transmuxer-worker.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return I});var K=D("./src/demux/transmuxer.ts"),P=D("./src/events.ts"),M=D("./src/utils/logger.ts"),U=D("./node_modules/eventemitter3/index.js"),B=D.n(U);function I(C){var S=new U.EventEmitter,E=function(o,l){C.postMessage({event:o,data:l})};S.on(P.Events.FRAG_DECRYPTED,E),S.on(P.Events.ERROR,E),C.addEventListener("message",function(u){var o=u.data;switch(o.cmd){case"init":{var l=JSON.parse(o.config);C.transmuxer=new K.default(S,o.typeSupported,l,o.vendor,o.id),Object(M.enableLogs)(l.debug),E("init",null);break}case"configure":{C.transmuxer.configure(o.config);break}case"demux":{var d=C.transmuxer.push(o.data,o.decryptdata,o.chunkMeta,o.state);Object(K.isPromise)(d)?d.then(function(m){R(C,m)}):R(C,d);break}case"flush":{var A=o.chunkMeta,f=C.transmuxer.flush(A);Object(K.isPromise)(f)?f.then(function(m){T(C,m,A)}):T(C,f,A);break}default:break}})}function R(C,S){if(L(S.remuxResult))return;var E=[],u=S.remuxResult,o=u.audio,l=u.video;o&&v(E,o),l&&v(E,l),C.postMessage({event:"transmuxComplete",data:S},E)}function v(C,S){S.data1&&C.push(S.data1.buffer),S.data2&&C.push(S.data2.buffer)}function T(C,S,E){S.forEach(function(u){R(C,u)}),C.postMessage({event:"flush",data:E})}function L(C){return!C.audio&&!C.video&&!C.text&&!C.id3&&!C.initSegment}},"./src/demux/transmuxer.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return l}),D.d(G,"isPromise",function(){return f}),D.d(G,"TransmuxConfig",function(){return m}),D.d(G,"TransmuxState",function(){return w});var K=D("./src/events.ts"),P=D("./src/errors.ts"),M=D("./src/crypt/decrypter.ts"),U=D("./src/demux/aacdemuxer.ts"),B=D("./src/demux/mp4demuxer.ts"),I=D("./src/demux/tsdemuxer.ts"),R=D("./src/demux/mp3demuxer.ts"),v=D("./src/remux/mp4-remuxer.ts"),T=D("./src/remux/passthrough-remuxer.ts"),L=D("./src/demux/chunk-cache.ts"),C=D("./src/utils/mp4-tools.ts"),S=D("./src/utils/logger.ts"),E;try{E=self.performance.now.bind(self.performance)}catch(y){S.logger.debug("Unable to use Performance API on this environment"),E=self.Date.now}var u=[{demux:I.default,remux:v.default},{demux:B.default,remux:T.default},{demux:U.default,remux:v.default},{demux:R.default,remux:v.default}],o=1024;u.forEach(function(y){var h=y.demux;o=Math.max(o,h.minProbeByteLength)});var l=function(){function y(c,s,a,g,p){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new L.default,this.observer=c,this.typeSupported=s,this.config=a,this.vendor=g,this.id=p}var h=y.prototype;return h.configure=function(s){this.transmuxConfig=s,this.decrypter&&this.decrypter.reset()},h.push=function(s,a,g,p){var b=this,O=g.transmuxing;O.executeStart=E();var N=new Uint8Array(s),W=this.cache,Q=this.config,F=this.currentTransmuxState,_=this.transmuxConfig;p&&(this.currentTransmuxState=p);var J=d(N,a);if(J&&J.method==="AES-128"){var ee=this.getDecrypter();if(Q.enableSoftwareAES){var re=ee.softwareDecrypt(N,J.key.buffer,J.iv.buffer);if(!re)return O.executeEnd=E(),A(g);N=new Uint8Array(re)}else return this.decryptionPromise=ee.webCryptoDecrypt(N,J.key.buffer,J.iv.buffer).then(function(De){var ke=b.push(De,null,g);return b.decryptionPromise=null,ke}),this.decryptionPromise}var de=p||F,Te=de.contiguous,ve=de.discontinuity,pe=de.trackSwitch,he=de.accurateTimeOffset,me=de.timeOffset,ae=_.audioCodec,ue=_.videoCodec,be=_.defaultInitPts,Ue=_.duration,Pe=_.initSegmentData;if((ve||pe)&&this.resetInitSegment(Pe,ae,ue,Ue),ve&&this.resetInitialTimestamp(be),Te||this.resetContiguity(),this.needsProbing(N,ve,pe)){if(W.dataLength){var He=W.flush();N=Object(C.appendUint8Array)(He,N)}this.configureTransmuxer(N,_)}var Je=this.transmux(N,J,me,he,g),Le=this.currentTransmuxState;return Le.contiguous=!0,Le.discontinuity=!1,Le.trackSwitch=!1,O.executeEnd=E(),Je},h.flush=function(s){var a=this,g=s.transmuxing;g.executeStart=E();var p=this.decrypter,b=this.cache,O=this.currentTransmuxState,N=this.decryptionPromise;if(N)return N.then(function(){return a.flush(s)});var W=[],Q=O.timeOffset;if(p){var F=p.flush();F&&W.push(this.push(F,null,s))}var _=b.dataLength;b.reset();var J=this.demuxer,ee=this.remuxer;if(!J||!ee)return _>=o&&this.observer.emit(K.Events.ERROR,K.Events.ERROR,{type:P.ErrorTypes.MEDIA_ERROR,details:P.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),g.executeEnd=E(),[A(s)];var re=J.flush(Q);return f(re)?re.then(function(de){return a.flushRemux(W,de,s),W}):(this.flushRemux(W,re,s),W)},h.flushRemux=function(s,a,g){var p=a.audioTrack,b=a.avcTrack,O=a.id3Track,N=a.textTrack,W=this.currentTransmuxState,Q=W.accurateTimeOffset,F=W.timeOffset;S.logger.log("[transmuxer.ts]: Flushed fragment "+g.sn+(g.part>-1?" p: "+g.part:"")+" of level "+g.level);var _=this.remuxer.remux(p,b,O,N,F,Q,!0,this.id);s.push({remuxResult:_,chunkMeta:g}),g.transmuxing.executeEnd=E()},h.resetInitialTimestamp=function(s){var a=this.demuxer,g=this.remuxer;if(!a||!g)return;a.resetTimeStamp(s),g.resetTimeStamp(s)},h.resetContiguity=function(){var s=this.demuxer,a=this.remuxer;if(!s||!a)return;s.resetContiguity(),a.resetNextTimestamp()},h.resetInitSegment=function(s,a,g,p){var b=this.demuxer,O=this.remuxer;if(!b||!O)return;b.resetInitSegment(a,g,p),O.resetInitSegment(s,a,g)},h.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},h.transmux=function(s,a,g,p,b){var O;return a&&a.method==="SAMPLE-AES"?O=this.transmuxSampleAes(s,a,g,p,b):O=this.transmuxUnencrypted(s,g,p,b),O},h.transmuxUnencrypted=function(s,a,g,p){var b=this.demuxer.demux(s,a,!1,!this.config.progressive),O=b.audioTrack,N=b.avcTrack,W=b.id3Track,Q=b.textTrack,F=this.remuxer.remux(O,N,W,Q,a,g,!1,this.id);return{remuxResult:F,chunkMeta:p}},h.transmuxSampleAes=function(s,a,g,p,b){var O=this;return this.demuxer.demuxSampleAes(s,a,g).then(function(N){var W=O.remuxer.remux(N.audioTrack,N.avcTrack,N.id3Track,N.textTrack,g,p,!1,O.id);return{remuxResult:W,chunkMeta:b}})},h.configureTransmuxer=function(s,a){for(var g=this.config,p=this.observer,b=this.typeSupported,O=this.vendor,N=a.audioCodec,W=a.defaultInitPts,Q=a.duration,F=a.initSegmentData,_=a.videoCodec,J,ee=0,re=u.length;ee<re;ee++)if(u[ee].demux.probe(s)){J=u[ee];break}J||(S.logger.warn("Failed to find demuxer by probing frag, treating as mp4 passthrough"),J={demux:B.default,remux:T.default});var de=this.demuxer,Te=this.remuxer,ve=J.remux,pe=J.demux;(!Te||!(Te instanceof ve))&&(this.remuxer=new ve(p,g,b,O)),(!de||!(de instanceof pe))&&(this.demuxer=new pe(p,g,b),this.probe=pe.probe),this.resetInitSegment(F,N,_,Q),this.resetInitialTimestamp(W)},h.needsProbing=function(s,a,g){return!this.demuxer||!this.remuxer||a||g},h.getDecrypter=function(){var s=this.decrypter;return s||(s=this.decrypter=new M.default(this.observer,this.config)),s},y}();function d(y,h){var c=null;return y.byteLength>0&&h!=null&&h.key!=null&&h.iv!==null&&h.method!=null&&(c=h),c}var A=function(h){return{remuxResult:{},chunkMeta:h}};function f(y){return"then"in y&&y.then instanceof Function}var m=function(h,c,s,a,g){this.audioCodec=void 0,this.videoCodec=void 0,this.initSegmentData=void 0,this.duration=void 0,this.defaultInitPts=void 0,this.audioCodec=h,this.videoCodec=c,this.initSegmentData=s,this.duration=a,this.defaultInitPts=g},w=function(h,c,s,a,g){this.discontinuity=void 0,this.contiguous=void 0,this.accurateTimeOffset=void 0,this.trackSwitch=void 0,this.timeOffset=void 0,this.discontinuity=h,this.contiguous=c,this.accurateTimeOffset=s,this.trackSwitch=a,this.timeOffset=g}},"./src/demux/tsdemuxer.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"discardEPB",function(){return A});var K=D("./src/demux/adts.ts"),P=D("./src/demux/mpegaudio.ts"),M=D("./src/demux/exp-golomb.ts"),U=D("./src/demux/id3.ts"),B=D("./src/demux/sample-aes.ts"),I=D("./src/events.ts"),R=D("./src/utils/mp4-tools.ts"),v=D("./src/utils/logger.ts"),T=D("./src/errors.ts"),L={video:1,audio:2,id3:3,text:4},C=function(){function f(w,y,h){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=w,this.config=y,this.typeSupported=h}f.probe=function(y){var h=f.syncOffset(y);return h<0?!1:(h&&v.logger.warn("MPEG2-TS detected but first sync word found @ offset "+h+", junk ahead ?"),!0)},f.syncOffset=function(y){for(var h=Math.min(1e3,y.length-3*188),c=0;c<h;){if(y[c]===71&&y[c+188]===71&&y[c+2*188]===71)return c;c++}return-1},f.createTrack=function(y,h){return{container:y==="video"||y==="audio"?"video/mp2t":void 0,type:y,id:L[y],pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0,duration:y==="audio"?h:void 0}};var m=f.prototype;return m.resetInitSegment=function(y,h,c){this.pmtParsed=!1,this._pmtId=-1,this._avcTrack=f.createTrack("video",c),this._audioTrack=f.createTrack("audio",c),this._id3Track=f.createTrack("id3",c),this._txtTrack=f.createTrack("text",c),this._audioTrack.isAAC=!0,this.aacOverFlow=null,this.aacLastPTS=null,this.avcSample=null,this.audioCodec=y,this.videoCodec=h,this._duration=c},m.resetTimeStamp=function(){},m.resetContiguity=function(){var y=this._audioTrack,h=this._avcTrack,c=this._id3Track;y&&(y.pesData=null),h&&(h.pesData=null),c&&(c.pesData=null),this.aacOverFlow=null,this.aacLastPTS=null},m.demux=function(y,h,c,s){c===void 0&&(c=!1),s===void 0&&(s=!1),c||(this.sampleAes=null);var a,g=this._avcTrack,p=this._audioTrack,b=this._id3Track,O=g.pid,N=g.pesData,W=p.pid,Q=b.pid,F=p.pesData,_=b.pesData,J=!1,ee=this.pmtParsed,re=this._pmtId,de=y.length;if(this.remainderData&&(y=Object(R.appendUint8Array)(this.remainderData,y),de=y.length,this.remainderData=null),de<188&&!s)return this.remainderData=y,{audioTrack:p,avcTrack:g,id3Track:b,textTrack:this._txtTrack};var Te=Math.max(0,f.syncOffset(y));de-=(de+Te)%188,de<y.byteLength&&!s&&(this.remainderData=new Uint8Array(y.buffer,de,y.buffer.byteLength-de));for(var ve=Te;ve<de;ve+=188)if(y[ve]===71){var pe=!!(y[ve+1]&64),he=((y[ve+1]&31)<<8)+y[ve+2],me=(y[ve+3]&48)>>4,ae=void 0;if(me>1){if(ae=ve+5+y[ve+4],ae===ve+188)continue}else ae=ve+4;switch(he){case O:pe&&(N&&(a=o(N))&&this.parseAVCPES(a,!1),N={data:[],size:0}),N&&(N.data.push(y.subarray(ae,ve+188)),N.size+=ve+188-ae);break;case W:pe&&(F&&(a=o(F))&&(p.isAAC?this.parseAACPES(a):this.parseMPEGPES(a)),F={data:[],size:0}),F&&(F.data.push(y.subarray(ae,ve+188)),F.size+=ve+188-ae);break;case Q:pe&&(_&&(a=o(_))&&this.parseID3PES(a),_={data:[],size:0}),_&&(_.data.push(y.subarray(ae,ve+188)),_.size+=ve+188-ae);break;case 0:pe&&(ae+=y[ae]+1),re=this._pmtId=E(y,ae);break;case re:{pe&&(ae+=y[ae]+1);var ue=u(y,ae,this.typeSupported.mpeg===!0||this.typeSupported.mp3===!0,c);O=ue.avc,O>0&&(g.pid=O),W=ue.audio,W>0&&(p.pid=W,p.isAAC=ue.isAAC),Q=ue.id3,Q>0&&(b.pid=Q),J&&!ee&&(v.logger.log("reparse from beginning"),J=!1,ve=Te-188),ee=this.pmtParsed=!0;break}case 17:case 8191:break;default:J=!0;break}}else this.observer.emit(I.Events.ERROR,I.Events.ERROR,{type:T.ErrorTypes.MEDIA_ERROR,details:T.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});g.pesData=N,p.pesData=F,b.pesData=_;var be={audioTrack:p,avcTrack:g,id3Track:b,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(be),be},m.flush=function(){var y=this.remainderData;this.remainderData=null;var h;return y?h=this.demux(y,-1,!1,!0):h={audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(h),this.sampleAes?this.decrypt(h,this.sampleAes):h},m.extractRemainingSamples=function(y){var h=y.audioTrack,c=y.avcTrack,s=y.id3Track,a=c.pesData,g=h.pesData,p=s.pesData,b;a&&(b=o(a))?(this.parseAVCPES(b,!0),c.pesData=null):c.pesData=a,g&&(b=o(g))?(h.isAAC?this.parseAACPES(b):this.parseMPEGPES(b),h.pesData=null):(g!=null&&g.size&&v.logger.log("last AAC PES packet truncated,might overlap between fragments"),h.pesData=g),p&&(b=o(p))?(this.parseID3PES(b),s.pesData=null):s.pesData=p},m.demuxSampleAes=function(y,h,c){var s=this.demux(y,c,!0,!this.config.progressive),a=this.sampleAes=new B.default(this.observer,this.config,h);return this.decrypt(s,a)},m.decrypt=function(y,h){return new Promise(function(c){var s=y.audioTrack,a=y.avcTrack;s.samples&&s.isAAC?h.decryptAacSamples(s.samples,0,function(){a.samples?h.decryptAvcSamples(a.samples,0,0,function(){c(y)}):c(y)}):a.samples&&h.decryptAvcSamples(a.samples,0,0,function(){c(y)})})},m.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},m.parseAVCPES=function(y,h){var c=this,s=this._avcTrack,a=this.parseAVCNALu(y.data),g=!1,p=this.avcSample,b,O=!1;y.data=null,p&&a.length&&!s.audFound&&(l(p,s),p=this.avcSample=S(!1,y.pts,y.dts,"")),a.forEach(function(N){switch(N.type){case 1:{b=!0,p||(p=c.avcSample=S(!0,y.pts,y.dts,"")),g&&(p.debug+="NDR "),p.frame=!0;var W=N.data;if(O&&W.length>4){var Q=new M.default(W).readSliceType();(Q===2||Q===4||Q===7||Q===9)&&(p.key=!0)}break}case 5:b=!0,p||(p=c.avcSample=S(!0,y.pts,y.dts,"")),g&&(p.debug+="IDR "),p.key=!0,p.frame=!0;break;case 6:{b=!0,g&&p&&(p.debug+="SEI ");var F=new M.default(A(N.data));F.readUByte();for(var _=0,J=0,ee=!1,re=0;!ee&&F.bytesAvailable>1;){_=0;do re=F.readUByte(),_+=re;while(re===255);J=0;do re=F.readUByte(),J+=re;while(re===255);if(_===4&&F.bytesAvailable!==0){ee=!0;var de=F.readUByte();if(de===181){var Te=F.readUShort();if(Te===49){var ve=F.readUInt();if(ve===1195456820){var pe=F.readUByte();if(pe===3){for(var he=F.readUByte(),me=F.readUByte(),ae=31&he,ue=[he,me],be=0;be<ae;be++)ue.push(F.readUByte()),ue.push(F.readUByte()),ue.push(F.readUByte());d(c._txtTrack.samples,{type:3,pts:y.pts,bytes:ue})}}}}}else if(_===5&&F.bytesAvailable!==0){if(ee=!0,J>16){for(var Ue=[],Pe=0;Pe<16;Pe++)Ue.push(F.readUByte().toString(16)),(Pe===3||Pe===5||Pe===7||Pe===9)&&Ue.push("-");for(var He=J-16,Je=new Uint8Array(He),Le=0;Le<He;Le++)Je[Le]=F.readUByte();d(c._txtTrack.samples,{pts:y.pts,payloadType:_,uuid:Ue.join(""),userData:Object(U.utf8ArrayToStr)(Je),userDataBytes:Je})}}else if(J<F.bytesAvailable)for(var De=0;De<J;De++)F.readUByte()}break}case 7:if(b=!0,O=!0,g&&p&&(p.debug+="SPS "),!s.sps){var ke=new M.default(N.data),ze=ke.readSPS();s.width=ze.width,s.height=ze.height,s.pixelRatio=ze.pixelRatio,s.sps=[N.data],s.duration=c._duration;for(var Ge=N.data.subarray(1,4),Ie="avc1.",we=0;we<3;we++){var Ze=Ge[we].toString(16);Ze.length<2&&(Ze="0"+Ze),Ie+=Ze}s.codec=Ie}break;case 8:b=!0,g&&p&&(p.debug+="PPS "),s.pps||(s.pps=[N.data]);break;case 9:b=!1,s.audFound=!0,p&&l(p,s),p=c.avcSample=S(!1,y.pts,y.dts,g?"AUD ":"");break;case 12:b=!1;break;default:b=!1,p&&(p.debug+="unknown NAL "+N.type+" ");break}if(p&&b){var qe=p.units;qe.push(N)}}),h&&p&&(l(p,s),this.avcSample=null)},m.getLastNalUnit=function(){var y,h=this.avcSample,c;if(!h||h.units.length===0){var s=this._avcTrack.samples;h=s[s.length-1]}if((y=h)!==null&&y!==void 0&&y.units){var a=h.units;c=a[a.length-1]}return c},m.parseAVCNALu=function(y){var h=y.byteLength,c=this._avcTrack,s=c.naluState||0,a=s,g=[],p=0,b,O,N,W=-1,Q=0;for(s===-1&&(W=0,Q=y[0]&31,s=0,p=1);p<h;){if(b=y[p++],!s){s=b?0:1;continue}if(s===1){s=b?0:2;continue}if(!b)s=3;else if(b===1){if(W>=0){var F={data:y.subarray(W,p-s-1),type:Q};g.push(F)}else{var _=this.getLastNalUnit();if(_&&(a&&p<=4-a&&(_.state&&(_.data=_.data.subarray(0,_.data.byteLength-a))),O=p-s-1,O>0)){var J=new Uint8Array(_.data.byteLength+O);J.set(_.data,0),J.set(y.subarray(0,O),_.data.byteLength),_.data=J,_.state=0}}p<h?(N=y[p]&31,W=p,Q=N,s=0):s=-1}else s=0}if(W>=0&&s>=0){var ee={data:y.subarray(W,h),type:Q,state:s};g.push(ee)}if(g.length===0){var re=this.getLastNalUnit();if(re){var de=new Uint8Array(re.data.byteLength+y.byteLength);de.set(re.data,0),de.set(y,re.data.byteLength),re.data=de}}return c.naluState=s,g},m.parseAACPES=function(y){var h=0,c=this._audioTrack,s=this.aacOverFlow,a=y.data;if(s){this.aacOverFlow=null;var g=s.sample.unit.byteLength,p=Math.min(s.missing,g),b=g-p;s.sample.unit.set(a.subarray(0,p),b),c.samples.push(s.sample),h=s.missing}var O,N;for(O=h,N=a.length;O<N-1&&!K.isHeader(a,O);O++);if(O!==h){var W,Q;if(O<N-1?(W="AAC PES did not start with ADTS header,offset:"+O,Q=!1):(W="no ADTS header found in AAC PES",Q=!0),v.logger.warn("parsing error:"+W),this.observer.emit(I.Events.ERROR,I.Events.ERROR,{type:T.ErrorTypes.MEDIA_ERROR,details:T.ErrorDetails.FRAG_PARSING_ERROR,fatal:Q,reason:W}),Q)return}K.initTrackConfig(c,this.observer,a,O,this.audioCodec);var F;if(y.pts!==void 0)F=y.pts;else if(s){var _=K.getFrameDuration(c.samplerate);F=s.sample.pts+_}else{v.logger.warn("[tsdemuxer]: AAC PES unknown PTS");return}for(var J=0;O<N;)if(K.isHeader(a,O)){if(O+5<N){var ee=K.appendFrame(c,a,O,F,J);if(ee)if(ee.missing)this.aacOverFlow=ee;else{O+=ee.length,J++;continue}}break}else O++},m.parseMPEGPES=function(y){var h=y.data,c=h.length,s=0,a=0,g=y.pts;if(g===void 0){v.logger.warn("[tsdemuxer]: MPEG PES unknown PTS");return}for(;a<c;)if(P.isHeader(h,a)){var p=P.appendFrame(this._audioTrack,h,a,g,s);if(p)a+=p.length,s++;else break}else a++},m.parseID3PES=function(y){if(y.pts===void 0){v.logger.warn("[tsdemuxer]: ID3 PES unknown PTS");return}this._id3Track.samples.push(y)},f}();C.minProbeByteLength=188;function S(f,m,w,y){return{key:f,frame:!1,pts:m,dts:w,units:[],debug:y,length:0}}function E(f,m){return(f[m+10]&31)<<8|f[m+11]}function u(f,m,w,y){var h={audio:-1,avc:-1,id3:-1,isAAC:!0},c=(f[m+1]&15)<<8|f[m+2],s=m+3+c-4,a=(f[m+10]&15)<<8|f[m+11];for(m+=12+a;m<s;){var g=(f[m+1]&31)<<8|f[m+2];switch(f[m]){case 207:if(!y){v.logger.log("ADTS AAC with AES-128-CBC frame encryption found in unencrypted stream");break}case 15:h.audio===-1&&(h.audio=g);break;case 21:h.id3===-1&&(h.id3=g);break;case 219:if(!y){v.logger.log("H.264 with AES-128-CBC slice encryption found in unencrypted stream");break}case 27:h.avc===-1&&(h.avc=g);break;case 3:case 4:w?h.audio===-1&&(h.audio=g,h.isAAC=!1):v.logger.log("MPEG audio found, not supported in this browser");break;case 36:v.logger.warn("Unsupported HEVC stream type found");break;default:break}m+=((f[m+3]&15)<<8|f[m+4])+5}return h}function o(f){var m=0,w,y,h,c,s,a=f.data;if(!f||f.size===0)return null;for(;a[0].length<19&&a.length>1;){var g=new Uint8Array(a[0].length+a[1].length);g.set(a[0]),g.set(a[1],a[0].length),a[0]=g,a.splice(1,1)}w=a[0];var p=(w[0]<<16)+(w[1]<<8)+w[2];if(p===1){if(y=(w[4]<<8)+w[5],y&&y>f.size-6)return null;var b=w[7];b&192&&(c=(w[9]&14)*536870912+(w[10]&255)*4194304+(w[11]&254)*16384+(w[12]&255)*128+(w[13]&254)/2,b&64?(s=(w[14]&14)*536870912+(w[15]&255)*4194304+(w[16]&254)*16384+(w[17]&255)*128+(w[18]&254)/2,c-s>60*9e4&&(v.logger.warn(Math.round((c-s)/9e4)+"s delta between PTS and DTS, align them"),c=s)):s=c),h=w[8];var O=h+9;if(f.size<=O)return null;f.size-=O;for(var N=new Uint8Array(f.size),W=0,Q=a.length;W<Q;W++){w=a[W];var F=w.byteLength;if(O)if(O>F){O-=F;continue}else w=w.subarray(O),F-=O,O=0;N.set(w,m),m+=F}return y&&(y-=h+3),{data:N,pts:c,dts:s,len:y}}return null}function l(f,m){if(f.units.length&&f.frame){if(f.pts===void 0){var w=m.samples,y=w.length;if(y){var h=w[y-1];f.pts=h.pts,f.dts=h.dts}else{m.dropped++;return}}m.samples.push(f)}f.debug.length&&v.logger.log(f.pts+"/"+f.dts+":"+f.debug)}function d(f,m){var w=f.length;if(w>0){if(m.pts>=f[w-1].pts)f.push(m);else for(var y=w-1;y>=0;y--)if(m.pts<f[y].pts){f.splice(y,0,m);break}}else f.push(m)}function A(f){for(var m=f.byteLength,w=[],y=1;y<m-2;)f[y]===0&&f[y+1]===0&&f[y+2]===3?(w.push(y+2),y+=2):y++;if(w.length===0)return f;var h=m-w.length,c=new Uint8Array(h),s=0;for(y=0;y<h;s++,y++)s===w[0]&&(s++,w.shift()),c[y]=f[s];return c}G.default=C},"./src/errors.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"ErrorTypes",function(){return K}),D.d(G,"ErrorDetails",function(){return P});var K;(function(M){M.NETWORK_ERROR="networkError",M.MEDIA_ERROR="mediaError",M.KEY_SYSTEM_ERROR="keySystemError",M.MUX_ERROR="muxError",M.OTHER_ERROR="otherError"})(K||(K={}));var P;(function(M){M.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",M.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",M.KEY_SYSTEM_NO_SESSION="keySystemNoSession",M.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",M.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",M.MANIFEST_LOAD_ERROR="manifestLoadError",M.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",M.MANIFEST_PARSING_ERROR="manifestParsingError",M.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",M.LEVEL_EMPTY_ERROR="levelEmptyError",M.LEVEL_LOAD_ERROR="levelLoadError",M.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",M.LEVEL_SWITCH_ERROR="levelSwitchError",M.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",M.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",M.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",M.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",M.FRAG_LOAD_ERROR="fragLoadError",M.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",M.FRAG_DECRYPT_ERROR="fragDecryptError",M.FRAG_PARSING_ERROR="fragParsingError",M.REMUX_ALLOC_ERROR="remuxAllocError",M.KEY_LOAD_ERROR="keyLoadError",M.KEY_LOAD_TIMEOUT="keyLoadTimeOut",M.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",M.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",M.BUFFER_APPEND_ERROR="bufferAppendError",M.BUFFER_APPENDING_ERROR="bufferAppendingError",M.BUFFER_STALLED_ERROR="bufferStalledError",M.BUFFER_FULL_ERROR="bufferFullError",M.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",M.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",M.INTERNAL_EXCEPTION="internalException",M.INTERNAL_ABORTED="aborted",M.UNKNOWN="unknown"})(P||(P={}))},"./src/events.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"Events",function(){return K});var K;(function(P){P.MEDIA_ATTACHING="hlsMediaAttaching",P.MEDIA_ATTACHED="hlsMediaAttached",P.MEDIA_DETACHING="hlsMediaDetaching",P.MEDIA_DETACHED="hlsMediaDetached",P.BUFFER_RESET="hlsBufferReset",P.BUFFER_CODECS="hlsBufferCodecs",P.BUFFER_CREATED="hlsBufferCreated",P.BUFFER_APPENDING="hlsBufferAppending",P.BUFFER_APPENDED="hlsBufferAppended",P.BUFFER_EOS="hlsBufferEos",P.BUFFER_FLUSHING="hlsBufferFlushing",P.BUFFER_FLUSHED="hlsBufferFlushed",P.MANIFEST_LOADING="hlsManifestLoading",P.MANIFEST_LOADED="hlsManifestLoaded",P.MANIFEST_PARSED="hlsManifestParsed",P.LEVEL_SWITCHING="hlsLevelSwitching",P.LEVEL_SWITCHED="hlsLevelSwitched",P.LEVEL_LOADING="hlsLevelLoading",P.LEVEL_LOADED="hlsLevelLoaded",P.LEVEL_UPDATED="hlsLevelUpdated",P.LEVEL_PTS_UPDATED="hlsLevelPtsUpdated",P.LEVELS_UPDATED="hlsLevelsUpdated",P.AUDIO_TRACKS_UPDATED="hlsAudioTracksUpdated",P.AUDIO_TRACK_SWITCHING="hlsAudioTrackSwitching",P.AUDIO_TRACK_SWITCHED="hlsAudioTrackSwitched",P.AUDIO_TRACK_LOADING="hlsAudioTrackLoading",P.AUDIO_TRACK_LOADED="hlsAudioTrackLoaded",P.SUBTITLE_TRACKS_UPDATED="hlsSubtitleTracksUpdated",P.SUBTITLE_TRACKS_CLEARED="hlsSubtitleTracksCleared",P.SUBTITLE_TRACK_SWITCH="hlsSubtitleTrackSwitch",P.SUBTITLE_TRACK_LOADING="hlsSubtitleTrackLoading",P.SUBTITLE_TRACK_LOADED="hlsSubtitleTrackLoaded",P.SUBTITLE_FRAG_PROCESSED="hlsSubtitleFragProcessed",P.CUES_PARSED="hlsCuesParsed",P.NON_NATIVE_TEXT_TRACKS_FOUND="hlsNonNativeTextTracksFound",P.INIT_PTS_FOUND="hlsInitPtsFound",P.FRAG_LOADING="hlsFragLoading",P.FRAG_LOAD_EMERGENCY_ABORTED="hlsFragLoadEmergencyAborted",P.FRAG_LOADED="hlsFragLoaded",P.FRAG_DECRYPTED="hlsFragDecrypted",P.FRAG_PARSING_INIT_SEGMENT="hlsFragParsingInitSegment",P.FRAG_PARSING_USERDATA="hlsFragParsingUserdata",P.FRAG_PARSING_METADATA="hlsFragParsingMetadata",P.FRAG_PARSED="hlsFragParsed",P.FRAG_BUFFERED="hlsFragBuffered",P.FRAG_CHANGED="hlsFragChanged",P.FPS_DROP="hlsFpsDrop",P.FPS_DROP_LEVEL_CAPPING="hlsFpsDropLevelCapping",P.ERROR="hlsError",P.DESTROYING="hlsDestroying",P.KEY_LOADING="hlsKeyLoading",P.KEY_LOADED="hlsKeyLoaded",P.LIVE_BACK_BUFFER_REACHED="hlsLiveBackBufferReached",P.BACK_BUFFER_REACHED="hlsBackBufferReached"})(K||(K={}))},"./src/hls.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return f});var K=D("./node_modules/url-toolkit/src/url-toolkit.js"),P=D.n(K),M=D("./src/loader/playlist-loader.ts"),U=D("./src/loader/key-loader.ts"),B=D("./src/controller/id3-track-controller.ts"),I=D("./src/controller/latency-controller.ts"),R=D("./src/controller/level-controller.ts"),v=D("./src/controller/fragment-tracker.ts"),T=D("./src/controller/stream-controller.ts"),L=D("./src/is-supported.ts"),C=D("./src/utils/logger.ts"),S=D("./src/config.ts"),E=D("./node_modules/eventemitter3/index.js"),u=D.n(E),o=D("./src/events.ts"),l=D("./src/errors.ts");function d(m,w){for(var y=0;y<w.length;y++){var h=w[y];h.enumerable=h.enumerable||!1,h.configurable=!0,"value"in h&&(h.writable=!0),Object.defineProperty(m,h.key,h)}}function A(m,w,y){return w&&d(m.prototype,w),y&&d(m,y),m}var f=function(){m.isSupported=function(){return Object(L.isSupported)()};function m(y){y===void 0&&(y={}),this.config=void 0,this.userConfig=void 0,this.coreComponents=void 0,this.networkControllers=void 0,this._emitter=new E.EventEmitter,this._autoLevelCapping=void 0,this.abrController=void 0,this.bufferController=void 0,this.capLevelController=void 0,this.latencyController=void 0,this.levelController=void 0,this.streamController=void 0,this.audioTrackController=void 0,this.subtitleTrackController=void 0,this.emeController=void 0,this.cmcdController=void 0,this._media=null,this.url=null;var h=this.config=Object(S.mergeConfig)(m.DefaultConfig,y);this.userConfig=y,Object(C.enableLogs)(h.debug),this._autoLevelCapping=-1,h.progressive&&Object(S.enableStreamingMode)(h);var c=h.abrController,s=h.bufferController,a=h.capLevelController,g=h.fpsController,p=this.abrController=new c(this),b=this.bufferController=new s(this),O=this.capLevelController=new a(this),N=new g(this),W=new M.default(this),Q=new U.default(this),F=new B.default(this),_=this.levelController=new R.default(this),J=new v.FragmentTracker(this),ee=this.streamController=new T.default(this,J);O.setStreamController(ee),N.setStreamController(ee);var re=[_,ee];this.networkControllers=re;var de=[W,Q,p,b,O,N,F,J];this.audioTrackController=this.createController(h.audioTrackController,null,re),this.createController(h.audioStreamController,J,re),this.subtitleTrackController=this.createController(h.subtitleTrackController,null,re),this.createController(h.subtitleStreamController,J,re),this.createController(h.timelineController,null,de),this.emeController=this.createController(h.emeController,null,de),this.cmcdController=this.createController(h.cmcdController,null,de),this.latencyController=this.createController(I.default,null,de),this.coreComponents=de}var w=m.prototype;return w.createController=function(h,c,s){if(h){var a=c?new h(this,c):new h(this);return s&&s.push(a),a}return null},w.on=function(h,c,s){s===void 0&&(s=this),this._emitter.on(h,c,s)},w.once=function(h,c,s){s===void 0&&(s=this),this._emitter.once(h,c,s)},w.removeAllListeners=function(h){this._emitter.removeAllListeners(h)},w.off=function(h,c,s,a){s===void 0&&(s=this),this._emitter.off(h,c,s,a)},w.listeners=function(h){return this._emitter.listeners(h)},w.emit=function(h,c,s){return this._emitter.emit(h,c,s)},w.trigger=function(h,c){if(this.config.debug)return this.emit(h,h,c);try{return this.emit(h,h,c)}catch(s){C.logger.error("An internal error happened while handling event "+h+'. Error message: "'+s.message+'". Here is a stacktrace:',s),this.trigger(o.Events.ERROR,{type:l.ErrorTypes.OTHER_ERROR,details:l.ErrorDetails.INTERNAL_EXCEPTION,fatal:!1,event:h,error:s})}return!1},w.listenerCount=function(h){return this._emitter.listenerCount(h)},w.destroy=function(){C.logger.log("destroy"),this.trigger(o.Events.DESTROYING,void 0),this.detachMedia(),this.removeAllListeners(),this._autoLevelCapping=-1,this.url=null,this.networkControllers.forEach(function(h){return h.destroy()}),this.networkControllers.length=0,this.coreComponents.forEach(function(h){return h.destroy()}),this.coreComponents.length=0},w.attachMedia=function(h){C.logger.log("attachMedia"),this._media=h,this.trigger(o.Events.MEDIA_ATTACHING,{media:h})},w.detachMedia=function(){C.logger.log("detachMedia"),this.trigger(o.Events.MEDIA_DETACHING,void 0),this._media=null},w.loadSource=function(h){this.stopLoad();var c=this.media,s=this.url,a=this.url=K.buildAbsoluteURL(self.location.href,h,{alwaysNormalize:!0});C.logger.log("loadSource:"+a),c&&s&&s!==a&&this.bufferController.hasSourceTypes()&&(this.detachMedia(),this.attachMedia(c)),this.trigger(o.Events.MANIFEST_LOADING,{url:h})},w.startLoad=function(h){h===void 0&&(h=-1),C.logger.log("startLoad("+h+")"),this.networkControllers.forEach(function(c){c.startLoad(h)})},w.stopLoad=function(){C.logger.log("stopLoad"),this.networkControllers.forEach(function(h){h.stopLoad()})},w.swapAudioCodec=function(){C.logger.log("swapAudioCodec"),this.streamController.swapAudioCodec()},w.recoverMediaError=function(){C.logger.log("recoverMediaError");var h=this._media;this.detachMedia(),h&&this.attachMedia(h)},w.removeLevel=function(h,c){c===void 0&&(c=0),this.levelController.removeLevel(h,c)},A(m,[{key:"levels",get:function(){var h=this.levelController.levels;return h||[]}},{key:"currentLevel",get:function(){return this.streamController.currentLevel},set:function(h){C.logger.log("set currentLevel:"+h),this.loadLevel=h,this.abrController.clearTimer(),this.streamController.immediateLevelSwitch()}},{key:"nextLevel",get:function(){return this.streamController.nextLevel},set:function(h){C.logger.log("set nextLevel:"+h),this.levelController.manualLevel=h,this.streamController.nextLevelSwitch()}},{key:"loadLevel",get:function(){return this.levelController.level},set:function(h){C.logger.log("set loadLevel:"+h),this.levelController.manualLevel=h}},{key:"nextLoadLevel",get:function(){return this.levelController.nextLoadLevel},set:function(h){this.levelController.nextLoadLevel=h}},{key:"firstLevel",get:function(){return Math.max(this.levelController.firstLevel,this.minAutoLevel)},set:function(h){C.logger.log("set firstLevel:"+h),this.levelController.firstLevel=h}},{key:"startLevel",get:function(){return this.levelController.startLevel},set:function(h){C.logger.log("set 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s=h.length,a=0;a<s;a++)if(h[a].maxBitrate>c)return a;return 0}},{key:"maxAutoLevel",get:function(){var h=this.levels,c=this.autoLevelCapping,s;return c===-1&&h&&h.length?s=h.length-1:s=c,s}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(h){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,h)}},{key:"audioTracks",get:function(){var h=this.audioTrackController;return h?h.audioTracks:[]}},{key:"audioTrack",get:function(){var h=this.audioTrackController;return h?h.audioTrack:-1},set:function(h){var c=this.audioTrackController;c&&(c.audioTrack=h)}},{key:"subtitleTracks",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var h=this.subtitleTrackController;return h?h.subtitleTrack:-1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleTrack=h)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var h=this.subtitleTrackController;return h?h.subtitleDisplay:!1},set:function(h){var c=this.subtitleTrackController;c&&(c.subtitleDisplay=h)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(h){this.config.lowLatencyMode=h}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return this.latencyController.latency}},{key:"maxLatency",get:function(){return this.latencyController.maxLatency}},{key:"targetLatency",get:function(){return this.latencyController.targetLatency}},{key:"drift",get:function(){return this.latencyController.drift}},{key:"forceStartLoad",get:function(){return this.streamController.forceStartLoad}}],[{key:"version",get:function(){return"1.1.2"}},{key:"Events",get:function(){return o.Events}},{key:"ErrorTypes",get:function(){return l.ErrorTypes}},{key:"ErrorDetails",get:function(){return 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Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){})),!0}catch(u){return!1}}function R(u){return Function.toString.call(u).indexOf("[native code]")!==-1}function v(u,o){return v=Object.setPrototypeOf||function(d,A){return d.__proto__=A,d},v(u,o)}function T(u){return T=Object.setPrototypeOf?Object.getPrototypeOf:function(l){return l.__proto__||Object.getPrototypeOf(l)},T(u)}var L=Math.pow(2,17),C=function(){function u(l){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=l}var o=u.prototype;return o.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},o.abort=function(){this.loader&&this.loader.abort()},o.load=function(d,A){var f=this,m=d.url;if(!m)return Promise.reject(new E({type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:d,networkDetails:null},"Fragment does not have a "+(m?"part list":"url")));this.abort();var w=this.config,y=w.fLoader,h=w.loader;return new 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w=this.config,y=w.fLoader,h=w.loader;return new Promise(function(c,s){m.loader&&m.loader.destroy();var a=m.loader=d.loader=y?new y(w):new h(w),g=S(d,A),p={timeout:w.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:w.fragLoadingMaxRetryTimeout,highWaterMark:L};A.stats=a.stats,a.load(g,p,{onSuccess:function(O,N,W,Q){m.resetLoader(d,a),m.updateStatsFromPart(d,A);var F={frag:d,part:A,payload:O.data,networkDetails:Q};f(F),c(F)},onError:function(O,N,W){m.resetLoader(d,a),s(new E({type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:d,part:A,response:O,networkDetails:W}))},onAbort:function(O,N,W){d.stats.aborted=A.stats.aborted,m.resetLoader(d,a),s(new E({type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:d,part:A,networkDetails:W}))},onTimeout:function(O,N,W){m.resetLoader(d,a),s(new E({type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:d,part:A,networkDetails:W}))}})})},o.updateStatsFromPart=function(d,A){var f=d.stats,m=A.stats,w=m.total;if(f.loaded+=m.loaded,w){var y=Math.round(d.duration/A.duration),h=Math.min(Math.round(f.loaded/w),y),c=y-h,s=c*Math.round(f.loaded/h);f.total=f.loaded+s}else f.total=Math.max(f.loaded,f.total);var a=f.loading,g=m.loading;a.start?a.first+=g.first-g.start:(a.start=g.start,a.first=g.first),a.end=g.end},o.resetLoader=function(d,A){d.loader=null,this.loader===A&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),A.destroy()},u}();function S(u,o){o===void 0&&(o=null);var l=o||u,d={frag:u,part:o,responseType:"arraybuffer",url:l.url,headers:{},rangeStart:0,rangeEnd:0},A=l.byteRangeStartOffset,f=l.byteRangeEndOffset;return Object(K.isFiniteNumber)(A)&&Object(K.isFiniteNumber)(f)&&(d.rangeStart=A,d.rangeEnd=f),d}var E=function(u){M(o,u);function o(l){for(var d,A=arguments.length,f=new Array(A>1?A-1:0),m=1;m<A;m++)f[m-1]=arguments[m];return d=u.call.apply(u,[this].concat(f))||this,d.data=void 0,d.data=l,d}return o}(U(Error))},"./src/loader/fragment.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"ElementaryStreamTypes",function(){return C}),D.d(G,"BaseSegment",function(){return S}),D.d(G,"Fragment",function(){return E}),D.d(G,"Part",function(){return u});var K=D("./src/polyfills/number.ts"),P=D("./node_modules/url-toolkit/src/url-toolkit.js"),M=D.n(P),U=D("./src/utils/logger.ts"),B=D("./src/loader/level-key.ts"),I=D("./src/loader/load-stats.ts");function R(o,l){o.prototype=Object.create(l.prototype),o.prototype.constructor=o,v(o,l)}function v(o,l){return v=Object.setPrototypeOf||function(A,f){return A.__proto__=f,A},v(o,l)}function T(o,l){for(var d=0;d<l.length;d++){var A=l[d];A.enumerable=A.enumerable||!1,A.configurable=!0,"value"in A&&(A.writable=!0),Object.defineProperty(o,A.key,A)}}function L(o,l,d){return l&&T(o.prototype,l),d&&T(o,d),o}var C;(function(o){o.AUDIO="audio",o.VIDEO="video",o.AUDIOVIDEO="audiovideo"})(C||(C={}));var S=function(){function o(d){var A;this._byteRange=null,this._url=null,this.baseurl=void 0,this.relurl=void 0,this.elementaryStreams=(A={},A[C.AUDIO]=null,A[C.VIDEO]=null,A[C.AUDIOVIDEO]=null,A),this.baseurl=d}var l=o.prototype;return l.setByteRange=function(A,f){var m=A.split("@",2),w=[];m.length===1?w[0]=f?f.byteRangeEndOffset:0:w[0]=parseInt(m[1]),w[1]=parseInt(m[0])+w[0],this._byteRange=w},L(o,[{key:"byteRange",get:function(){return this._byteRange?this._byteRange:[]}},{key:"byteRangeStartOffset",get:function(){return this.byteRange[0]}},{key:"byteRangeEndOffset",get:function(){return this.byteRange[1]}},{key:"url",get:function(){return!this._url&&this.baseurl&&this.relurl&&(this._url=Object(P.buildAbsoluteURL)(this.baseurl,this.relurl,{alwaysNormalize:!0})),this._url||""},set:function(A){this._url=A}}]),o}(),E=function(o){R(l,o);function l(A,f){var m;return m=o.call(this,f)||this,m._decryptdata=null,m.rawProgramDateTime=null,m.programDateTime=null,m.tagList=[],m.duration=0,m.sn=0,m.levelkey=void 0,m.type=void 0,m.loader=null,m.level=-1,m.cc=0,m.startPTS=void 0,m.endPTS=void 0,m.appendedPTS=void 0,m.startDTS=void 0,m.endDTS=void 0,m.start=0,m.deltaPTS=void 0,m.maxStartPTS=void 0,m.minEndPTS=void 0,m.stats=new I.LoadStats,m.urlId=0,m.data=void 0,m.bitrateTest=!1,m.title=null,m.initSegment=null,m.type=A,m}var d=l.prototype;return d.createInitializationVector=function(f){for(var m=new Uint8Array(16),w=12;w<16;w++)m[w]=f>>8*(15-w)&255;return m},d.setDecryptDataFromLevelKey=function(f,m){var w=f;return(f==null?void 0:f.method)==="AES-128"&&f.uri&&!f.iv&&(w=B.LevelKey.fromURI(f.uri),w.method=f.method,w.iv=this.createInitializationVector(m),w.keyFormat="identity"),w},d.setElementaryStreamInfo=function(f,m,w,y,h,c){c===void 0&&(c=!1);var s=this.elementaryStreams,a=s[f];if(!a){s[f]={startPTS:m,endPTS:w,startDTS:y,endDTS:h,partial:c};return}a.startPTS=Math.min(a.startPTS,m),a.endPTS=Math.max(a.endPTS,w),a.startDTS=Math.min(a.startDTS,y),a.endDTS=Math.max(a.endDTS,h)},d.clearElementaryStreamInfo=function(){var f=this.elementaryStreams;f[C.AUDIO]=null,f[C.VIDEO]=null,f[C.AUDIOVIDEO]=null},L(l,[{key:"decryptdata",get:function(){if(!this.levelkey&&!this._decryptdata)return null;if(!this._decryptdata&&this.levelkey){var f=this.sn;typeof f!="number"&&(this.levelkey&&this.levelkey.method==="AES-128"&&!this.levelkey.iv&&U.logger.warn('missing IV for initialization segment with method="'+this.levelkey.method+'" - compliance issue'),f=0),this._decryptdata=this.setDecryptDataFromLevelKey(this.levelkey,f)}return this._decryptdata}},{key:"end",get:function(){return this.start+this.duration}},{key:"endProgramDateTime",get:function(){if(this.programDateTime===null)return null;if(!Object(K.isFiniteNumber)(this.programDateTime))return null;var f=Object(K.isFiniteNumber)(this.duration)?this.duration:0;return this.programDateTime+f*1e3}},{key:"encrypted",get:function(){var f;return!!((f=this.decryptdata)!==null&&f!==void 0&&f.keyFormat&&this.decryptdata.uri)}}]),l}(S),u=function(o){R(l,o);function l(d,A,f,m,w){var y;y=o.call(this,f)||this,y.fragOffset=0,y.duration=0,y.gap=!1,y.independent=!1,y.relurl=void 0,y.fragment=void 0,y.index=void 0,y.stats=new I.LoadStats,y.duration=d.decimalFloatingPoint("DURATION"),y.gap=d.bool("GAP"),y.independent=d.bool("INDEPENDENT"),y.relurl=d.enumeratedString("URI"),y.fragment=A,y.index=m;var h=d.enumeratedString("BYTERANGE");return h&&y.setByteRange(h,w),w&&(y.fragOffset=w.fragOffset+w.duration),y}return L(l,[{key:"start",get:function(){return this.fragment.start+this.fragOffset}},{key:"end",get:function(){return this.start+this.duration}},{key:"loaded",get:function(){var A=this.elementaryStreams;return!!(A.audio||A.video||A.audiovideo)}}]),l}(S)},"./src/loader/key-loader.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return U});var K=D("./src/events.ts"),P=D("./src/errors.ts"),M=D("./src/utils/logger.ts"),U=function(){function B(R){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=R,this._registerListeners()}var I=B.prototype;return I._registerListeners=function(){this.hls.on(K.Events.KEY_LOADING,this.onKeyLoading,this)},I._unregisterListeners=function(){this.hls.off(K.Events.KEY_LOADING,this.onKeyLoading)},I.destroy=function(){this._unregisterListeners();for(var v in this.loaders){var T=this.loaders[v];T&&T.destroy()}this.loaders={}},I.onKeyLoading=function(v,T){var L=T.frag,C=L.type,S=this.loaders[C];if(!L.decryptdata){M.logger.warn("Missing decryption data on fragment in onKeyLoading");return}var E=L.decryptdata.uri;if(E!==this.decrypturl||this.decryptkey===null){var u=this.hls.config;if(S&&(M.logger.warn("abort previous key loader for type:"+C),S.abort()),!E){M.logger.warn("key uri is falsy");return}var o=u.loader,l=L.loader=this.loaders[C]=new o(u);this.decrypturl=E,this.decryptkey=null;var d={url:E,frag:L,responseType:"arraybuffer"},A={timeout:u.fragLoadingTimeOut,maxRetry:0,retryDelay:u.fragLoadingRetryDelay,maxRetryDelay:u.fragLoadingMaxRetryTimeout,highWaterMark:0},f={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};l.load(d,A,f)}else this.decryptkey&&(L.decryptdata.key=this.decryptkey,this.hls.trigger(K.Events.KEY_LOADED,{frag:L}))},I.loadsuccess=function(v,T,L){var C=L.frag;if(!C.decryptdata){M.logger.error("after key load, decryptdata unset");return}this.decryptkey=C.decryptdata.key=new Uint8Array(v.data),C.loader=null,delete this.loaders[C.type],this.hls.trigger(K.Events.KEY_LOADED,{frag:C})},I.loaderror=function(v,T){var L=T.frag,C=L.loader;C&&C.abort(),delete this.loaders[L.type],this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:L,response:v})},I.loadtimeout=function(v,T){var L=T.frag,C=L.loader;C&&C.abort(),delete this.loaders[L.type],this.hls.trigger(K.Events.ERROR,{type:P.ErrorTypes.NETWORK_ERROR,details:P.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:L})},B}()},"./src/loader/level-details.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"LevelDetails",function(){return B});var K=D("./src/polyfills/number.ts");function P(I,R){for(var v=0;v<R.length;v++){var T=R[v];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(I,T.key,T)}}function M(I,R,v){return R&&P(I.prototype,R),v&&P(I,v),I}var U=10,B=function(){function I(v){this.PTSKnown=!1,this.alignedSliding=!1,this.averagetargetduration=void 0,this.endCC=0,this.endSN=0,this.fragments=void 0,this.fragmentHint=void 0,this.partList=null,this.live=!0,this.ageHeader=0,this.advancedDateTime=void 0,this.updated=!0,this.advanced=!0,this.availabilityDelay=void 0,this.misses=0,this.needSidxRanges=!1,this.startCC=0,this.startSN=0,this.startTimeOffset=null,this.targetduration=0,this.totalduration=0,this.type=null,this.url=void 0,this.m3u8="",this.version=null,this.canBlockReload=!1,this.canSkipUntil=0,this.canSkipDateRanges=!1,this.skippedSegments=0,this.recentlyRemovedDateranges=void 0,this.partHoldBack=0,this.holdBack=0,this.partTarget=0,this.preloadHint=void 0,this.renditionReports=void 0,this.tuneInGoal=0,this.deltaUpdateFailed=void 0,this.driftStartTime=0,this.driftEndTime=0,this.driftStart=0,this.driftEnd=0,this.fragments=[],this.url=v}var R=I.prototype;return R.reloaded=function(T){if(!T){this.advanced=!0,this.updated=!0;return}var L=this.lastPartSn-T.lastPartSn,C=this.lastPartIndex-T.lastPartIndex;this.updated=this.endSN!==T.endSN||!!C||!!L,this.advanced=this.endSN>T.endSN||L>0||L===0&&C>0,this.updated||this.advanced?this.misses=Math.floor(T.misses*.6):this.misses=T.misses+1,this.availabilityDelay=T.availabilityDelay},M(I,[{key:"hasProgramDateTime",get:function(){return this.fragments.length?Object(K.isFiniteNumber)(this.fragments[this.fragments.length-1].programDateTime):!1}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||U}},{key:"drift",get:function(){var T=this.driftEndTime-this.driftStartTime;if(T>0){var L=this.driftEnd-this.driftStart;return L*1e3/T}return 1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var T;return(T=this.partList)!==null&&T!==void 0&&T.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var T;return(T=this.fragments)!==null&&T!==void 0&&T.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var T;return(T=this.partList)!==null&&T!==void 0&&T.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var T;return(T=this.partList)!==null&&T!==void 0&&T.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}]),I}()},"./src/loader/level-key.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"LevelKey",function(){return B});var K=D("./node_modules/url-toolkit/src/url-toolkit.js"),P=D.n(K);function M(I,R){for(var v=0;v<R.length;v++){var T=R[v];T.enumerable=T.enumerable||!1,T.configurable=!0,"value"in T&&(T.writable=!0),Object.defineProperty(I,T.key,T)}}function U(I,R,v){return R&&M(I.prototype,R),v&&M(I,v),I}var B=function(){I.fromURL=function(v,T){return new I(v,T)},I.fromURI=function(v){return new I(v)};function I(R,v){this._uri=null,this.method=null,this.keyFormat=null,this.keyFormatVersions=null,this.keyID=null,this.key=null,this.iv=null,v?this._uri=Object(K.buildAbsoluteURL)(R,v,{alwaysNormalize:!0}):this._uri=R}return U(I,[{key:"uri",get:function(){return this._uri}}]),I}()},"./src/loader/load-stats.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"LoadStats",function(){return K});var K=function(){this.aborted=!1,this.loaded=0,this.retry=0,this.total=0,this.chunkCount=0,this.bwEstimate=0,this.loading={start:0,first:0,end:0},this.parsing={start:0,end:0},this.buffering={start:0,first:0,end:0}}},"./src/loader/m3u8-parser.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return l});var K=D("./src/polyfills/number.ts"),P=D("./node_modules/url-toolkit/src/url-toolkit.js"),M=D.n(P),U=D("./src/loader/fragment.ts"),B=D("./src/loader/level-details.ts"),I=D("./src/loader/level-key.ts"),R=D("./src/utils/attr-list.ts"),v=D("./src/utils/logger.ts"),T=D("./src/utils/codecs.ts"),L=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,C=/#EXT-X-MEDIA:(.*)/g,S=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),u=/\.(mp4|m4s|m4v|m4a)$/i;function o(w){var y,h;return u.test((y=(h=P.parseURL(w))===null||h===void 0?void 0:h.path)!=null?y:"")}var l=function(){function w(){}return w.findGroup=function(h,c){for(var s=0;s<h.length;s++){var a=h[s];if(a.id===c)return a}},w.convertAVC1ToAVCOTI=function(h){var c=h.split(".");if(c.length>2){var s=c.shift()+".";return s+=parseInt(c.shift()).toString(16),s+=("000"+parseInt(c.shift()).toString(16)).substr(-4),s}return h},w.resolve=function(h,c){return P.buildAbsoluteURL(c,h,{alwaysNormalize:!0})},w.parseMasterPlaylist=function(h,c){var s=[],a={},g=!1;L.lastIndex=0;for(var p;(p=L.exec(h))!=null;)if(p[1]){var b=new R.AttrList(p[1]),O={attrs:b,bitrate:b.decimalInteger("AVERAGE-BANDWIDTH")||b.decimalInteger("BANDWIDTH"),name:b.NAME,url:w.resolve(p[2],c)},N=b.decimalResolution("RESOLUTION");N&&(O.width=N.width,O.height=N.height),d((b.CODECS||"").split(/[ ,]+/).filter(function(Q){return Q}),O),O.videoCodec&&O.videoCodec.indexOf("avc1")!==-1&&(O.videoCodec=w.convertAVC1ToAVCOTI(O.videoCodec)),s.push(O)}else if(p[3]){var W=new R.AttrList(p[3]);W["DATA-ID"]&&(g=!0,a[W["DATA-ID"]]=W)}return{levels:s,sessionData:g?a:null}},w.parseMasterPlaylistMedia=function(h,c,s,a){a===void 0&&(a=[]);var g,p=[],b=0;for(C.lastIndex=0;(g=C.exec(h))!==null;){var O=new R.AttrList(g[1]);if(O.TYPE===s){var N={attrs:O,bitrate:0,id:b++,groupId:O["GROUP-ID"],instreamId:O["INSTREAM-ID"],name:O.NAME||O.LANGUAGE||"",type:s,default:O.bool("DEFAULT"),autoselect:O.bool("AUTOSELECT"),forced:O.bool("FORCED"),lang:O.LANGUAGE,url:O.URI?w.resolve(O.URI,c):""};if(a.length){var W=w.findGroup(a,N.groupId)||a[0];A(N,W,"audioCodec"),A(N,W,"textCodec")}p.push(N)}}return p},w.parseLevelPlaylist=function(h,c,s,a,g){var p=new B.LevelDetails(c),b=p.fragments,O=null,N=0,W=0,Q=0,F=0,_=null,J=new U.Fragment(a,c),ee,re,de,Te=-1,ve=!1;for(S.lastIndex=0,p.m3u8=h;(ee=S.exec(h))!==null;){ve&&(ve=!1,J=new U.Fragment(a,c),J.start=Q,J.sn=N,J.cc=F,J.level=s,O&&(J.initSegment=O,J.rawProgramDateTime=O.rawProgramDateTime));var pe=ee[1];if(pe){J.duration=parseFloat(pe);var he=(" "+ee[2]).slice(1);J.title=he||null,J.tagList.push(he?["INF",pe,he]:["INF",pe])}else if(ee[3])Object(K.isFiniteNumber)(J.duration)&&(J.start=Q,de&&(J.levelkey=de),J.sn=N,J.level=s,J.cc=F,J.urlId=g,b.push(J),J.relurl=(" "+ee[3]).slice(1),m(J,_),_=J,Q+=J.duration,N++,W=0,ve=!0);else if(ee[4]){var me=(" "+ee[4]).slice(1);_?J.setByteRange(me,_):J.setByteRange(me)}else if(ee[5])J.rawProgramDateTime=(" "+ee[5]).slice(1),J.tagList.push(["PROGRAM-DATE-TIME",J.rawProgramDateTime]),Te===-1&&(Te=b.length);else{if(ee=ee[0].match(E),!ee){v.logger.warn("No matches on slow regex match for level playlist!");continue}for(re=1;re<ee.length&&!(typeof ee[re]!="undefined");re++);var ae=(" "+ee[re]).slice(1),ue=(" "+ee[re+1]).slice(1),be=ee[re+2]?(" "+ee[re+2]).slice(1):"";switch(ae){case"PLAYLIST-TYPE":p.type=ue.toUpperCase();break;case"MEDIA-SEQUENCE":N=p.startSN=parseInt(ue);break;case"SKIP":{var Ue=new R.AttrList(ue),Pe=Ue.decimalInteger("SKIPPED-SEGMENTS");if(Object(K.isFiniteNumber)(Pe)){p.skippedSegments=Pe;for(var He=Pe;He--;)b.unshift(null);N+=Pe}var Je=Ue.enumeratedString("RECENTLY-REMOVED-DATERANGES");Je&&(p.recentlyRemovedDateranges=Je.split(" "));break}case"TARGETDURATION":p.targetduration=parseFloat(ue);break;case"VERSION":p.version=parseInt(ue);break;case"EXTM3U":break;case"ENDLIST":p.live=!1;break;case"#":(ue||be)&&J.tagList.push(be?[ue,be]:[ue]);break;case"DIS":F++;case"GAP":J.tagList.push([ae]);break;case"BITRATE":J.tagList.push([ae,ue]);break;case"DISCONTINUITY-SEQ":F=parseInt(ue);break;case"KEY":{var Le,De=new R.AttrList(ue),ke=De.enumeratedString("METHOD"),ze=De.URI,Ge=De.hexadecimalInteger("IV"),Ie=De.enumeratedString("KEYFORMATVERSIONS"),we=De.enumeratedString("KEYID"),Ze=(Le=De.enumeratedString("KEYFORMAT"))!=null?Le:"identity",qe=["com.apple.streamingkeydelivery","com.microsoft.playready","urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed","com.widevine"];if(qe.indexOf(Ze)>-1){v.logger.warn("Keyformat "+Ze+" is not supported from the manifest");continue}else if(Ze!=="identity")continue;ke&&(de=I.LevelKey.fromURL(c,ze),ze&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(ke)>=0&&(de.method=ke,de.keyFormat=Ze,we&&(de.keyID=we),Ie&&(de.keyFormatVersions=Ie),de.iv=Ge));break}case"START":{var Qe=new R.AttrList(ue),Ve=Qe.decimalFloatingPoint("TIME-OFFSET");Object(K.isFiniteNumber)(Ve)&&(p.startTimeOffset=Ve);break}case"MAP":{var tt=new R.AttrList(ue);J.relurl=tt.URI,tt.BYTERANGE&&J.setByteRange(tt.BYTERANGE),J.level=s,J.sn="initSegment",de&&(J.levelkey=de),J.initSegment=null,O=J,ve=!0;break}case"SERVER-CONTROL":{var Xe=new R.AttrList(ue);p.canBlockReload=Xe.bool("CAN-BLOCK-RELOAD"),p.canSkipUntil=Xe.optionalFloat("CAN-SKIP-UNTIL",0),p.canSkipDateRanges=p.canSkipUntil>0&&Xe.bool("CAN-SKIP-DATERANGES"),p.partHoldBack=Xe.optionalFloat("PART-HOLD-BACK",0),p.holdBack=Xe.optionalFloat("HOLD-BACK",0);break}case"PART-INF":{var Ne=new R.AttrList(ue);p.partTarget=Ne.decimalFloatingPoint("PART-TARGET");break}case"PART":{var ge=p.partList;ge||(ge=p.partList=[]);var Fe=W>0?ge[ge.length-1]:void 0,je=W++,Ee=new U.Part(new R.AttrList(ue),J,c,je,Fe);ge.push(Ee),J.duration+=Ee.duration;break}case"PRELOAD-HINT":{var Oe=new R.AttrList(ue);p.preloadHint=Oe;break}case"RENDITION-REPORT":{var le=new R.AttrList(ue);p.renditionReports=p.renditionReports||[],p.renditionReports.push(le);break}default:v.logger.warn("line parsed but not handled: "+ee);break}}}_&&!_.relurl?(b.pop(),Q-=_.duration,p.partList&&(p.fragmentHint=_)):p.partList&&(m(J,_),J.cc=F,p.fragmentHint=J);var ie=b.length,oe=b[0],Y=b[ie-1];if(Q+=p.skippedSegments*p.targetduration,Q>0&&ie&&Y){p.averagetargetduration=Q/ie;var X=Y.sn;p.endSN=X!=="initSegment"?X:0,oe&&(p.startCC=oe.cc,oe.initSegment||p.fragments.every(function(Z){return Z.relurl&&o(Z.relurl)})&&(v.logger.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),J=new U.Fragment(a,c),J.relurl=Y.relurl,J.level=s,J.sn="initSegment",oe.initSegment=J,p.needSidxRanges=!0))}else p.endSN=0,p.startCC=0;return p.fragmentHint&&(Q+=p.fragmentHint.duration),p.totalduration=Q,p.endCC=F,Te>0&&f(b,Te),p},w}();function d(w,y){["video","audio","text"].forEach(function(h){var c=w.filter(function(a){return Object(T.isCodecType)(a,h)});if(c.length){var s=c.filter(function(a){return a.lastIndexOf("avc1",0)===0||a.lastIndexOf("mp4a",0)===0});y[h+"Codec"]=s.length>0?s[0]:c[0],w=w.filter(function(a){return c.indexOf(a)===-1})}}),y.unknownCodecs=w}function A(w,y,h){var c=y[h];c&&(w[h]=c)}function f(w,y){for(var h=w[y],c=y;c--;){var s=w[c];if(!s)return;s.programDateTime=h.programDateTime-s.duration*1e3,h=s}}function m(w,y){w.rawProgramDateTime?w.programDateTime=Date.parse(w.rawProgramDateTime):y!=null&&y.programDateTime&&(w.programDateTime=y.endProgramDateTime),Object(K.isFiniteNumber)(w.programDateTime)||(w.programDateTime=null,w.rawProgramDateTime=null)}},"./src/loader/playlist-loader.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),P=D("./src/events.ts"),M=D("./src/errors.ts"),U=D("./src/utils/logger.ts"),B=D("./src/utils/mp4-tools.ts"),I=D("./src/loader/m3u8-parser.ts"),R=D("./src/types/loader.ts"),v=D("./src/utils/attr-list.ts");function T(S){var E=S.type;switch(E){case R.PlaylistContextType.AUDIO_TRACK:return R.PlaylistLevelType.AUDIO;case R.PlaylistContextType.SUBTITLE_TRACK:return R.PlaylistLevelType.SUBTITLE;default:return R.PlaylistLevelType.MAIN}}function L(S,E){var u=S.url;return(u===void 0||u.indexOf("data:")===0)&&(u=E.url),u}var C=function(){function S(u){this.hls=void 0,this.loaders=Object.create(null),this.hls=u,this.registerListeners()}var E=S.prototype;return E.registerListeners=function(){var o=this.hls;o.on(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.on(P.Events.LEVEL_LOADING,this.onLevelLoading,this),o.on(P.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.on(P.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.unregisterListeners=function(){var o=this.hls;o.off(P.Events.MANIFEST_LOADING,this.onManifestLoading,this),o.off(P.Events.LEVEL_LOADING,this.onLevelLoading,this),o.off(P.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),o.off(P.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},E.createInternalLoader=function(o){var l=this.hls.config,d=l.pLoader,A=l.loader,f=d||A,m=new f(l);return o.loader=m,this.loaders[o.type]=m,m},E.getInternalLoader=function(o){return this.loaders[o.type]},E.resetInternalLoader=function(o){this.loaders[o]&&delete this.loaders[o]},E.destroyInternalLoaders=function(){for(var o in this.loaders){var l=this.loaders[o];l&&l.destroy(),this.resetInternalLoader(o)}},E.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},E.onManifestLoading=function(o,l){var d=l.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:R.PlaylistContextType.MANIFEST,url:d,deliveryDirectives:null})},E.onLevelLoading=function(o,l){var d=l.id,A=l.level,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:null,level:A,responseType:"text",type:R.PlaylistContextType.LEVEL,url:f,deliveryDirectives:m})},E.onAudioTrackLoading=function(o,l){var d=l.id,A=l.groupId,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:A,level:null,responseType:"text",type:R.PlaylistContextType.AUDIO_TRACK,url:f,deliveryDirectives:m})},E.onSubtitleTrackLoading=function(o,l){var d=l.id,A=l.groupId,f=l.url,m=l.deliveryDirectives;this.load({id:d,groupId:A,level:null,responseType:"text",type:R.PlaylistContextType.SUBTITLE_TRACK,url:f,deliveryDirectives:m})},E.load=function(o){var l,d=this.hls.config,A=this.getInternalLoader(o);if(A){var f=A.context;if(f&&f.url===o.url){U.logger.trace("[playlist-loader]: playlist request ongoing");return}U.logger.log("[playlist-loader]: aborting previous loader for type: "+o.type),A.abort()}var m,w,y,h;switch(o.type){case R.PlaylistContextType.MANIFEST:m=d.manifestLoadingMaxRetry,w=d.manifestLoadingTimeOut,y=d.manifestLoadingRetryDelay,h=d.manifestLoadingMaxRetryTimeout;break;case R.PlaylistContextType.LEVEL:case R.PlaylistContextType.AUDIO_TRACK:case R.PlaylistContextType.SUBTITLE_TRACK:m=0,w=d.levelLoadingTimeOut;break;default:m=d.levelLoadingMaxRetry,w=d.levelLoadingTimeOut,y=d.levelLoadingRetryDelay,h=d.levelLoadingMaxRetryTimeout;break}if(A=this.createInternalLoader(o),(l=o.deliveryDirectives)!==null&&l!==void 0&&l.part){var 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Uint8Array([u>>24,u>>16&255,u>>8&255,u&255,o>>24,o>>16&255,o>>8&255,o&255])))},M.esds=function(B){var I=B.config.length;return new Uint8Array([0,0,0,0,3,23+I,0,1,0,4,15+I,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([I]).concat(B.config).concat([6,1,2]))},M.mp4a=function(B){var I=B.samplerate;return M.box(M.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,B.channelCount,0,16,0,0,0,0,I>>8&255,I&255,0,0]),M.box(M.types.esds,M.esds(B)))},M.mp3=function(B){var I=B.samplerate;return M.box(M.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,B.channelCount,0,16,0,0,0,0,I>>8&255,I&255,0,0]))},M.stsd=function(B){return B.type==="audio"?!B.isAAC&&B.codec==="mp3"?M.box(M.types.stsd,M.STSD,M.mp3(B)):M.box(M.types.stsd,M.STSD,M.mp4a(B)):M.box(M.types.stsd,M.STSD,M.avc1(B))},M.tkhd=function(B){var I=B.id,R=B.duration*B.timescale,v=B.width,T=B.height,L=Math.floor(R/(K+1)),C=Math.floor(R%(K+1));return M.box(M.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,I>>24&255,I>>16&255,I>>8&255,I&255,0,0,0,0,L>>24,L>>16&255,L>>8&255,L&255,C>>24,C>>16&255,C>>8&255,C&255,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,v>>8&255,v&255,0,0,T>>8&255,T&255,0,0]))},M.traf=function(B,I){var R=M.sdtp(B),v=B.id,T=Math.floor(I/(K+1)),L=Math.floor(I%(K+1));return M.box(M.types.traf,M.box(M.types.tfhd,new Uint8Array([0,0,0,0,v>>24,v>>16&255,v>>8&255,v&255])),M.box(M.types.tfdt,new Uint8Array([1,0,0,0,T>>24,T>>16&255,T>>8&255,T&255,L>>24,L>>16&255,L>>8&255,L&255])),M.trun(B,R.length+16+20+8+16+8+8),R)},M.trak=function(B){return B.duration=B.duration||4294967295,M.box(M.types.trak,M.tkhd(B),M.mdia(B))},M.trex=function(B){var I=B.id;return M.box(M.types.trex,new Uint8Array([0,0,0,0,I>>24,I>>16&255,I>>8&255,I&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},M.trun=function(B,I){var R=B.samples||[],v=R.length,T=12+16*v,L=new Uint8Array(T),C,S,E,u,o,l;for(I+=8+T,L.set([0,0,15,1,v>>>24&255,v>>>16&255,v>>>8&255,v&255,I>>>24&255,I>>>16&255,I>>>8&255,I&255],0),C=0;C<v;C++)S=R[C],E=S.duration,u=S.size,o=S.flags,l=S.cts,L.set([E>>>24&255,E>>>16&255,E>>>8&255,E&255,u>>>24&255,u>>>16&255,u>>>8&255,u&255,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,o.degradPrio&240<<8,o.degradPrio&15,l>>>24&255,l>>>16&255,l>>>8&255,l&255],12+16*C);return M.box(M.types.trun,L)},M.initSegment=function(B){M.types||M.init();var I=M.moov(B),R=new Uint8Array(M.FTYP.byteLength+I.byteLength);return R.set(M.FTYP),R.set(I,M.FTYP.byteLength),R},M}();P.types=void 0,P.HDLR_TYPES=void 0,P.STTS=void 0,P.STSC=void 0,P.STCO=void 0,P.STSZ=void 0,P.VMHD=void 0,P.SMHD=void 0,P.STSD=void 0,P.FTYP=void 0,P.DINF=void 0,G.default=P},"./src/remux/mp4-remuxer.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"default",function(){return l}),D.d(G,"normalizePts",function(){return d});var K=D("./src/polyfills/number.ts"),P=D("./src/remux/aac-helper.ts"),M=D("./src/remux/mp4-generator.ts"),U=D("./src/events.ts"),B=D("./src/errors.ts"),I=D("./src/utils/logger.ts"),R=D("./src/types/loader.ts"),v=D("./src/utils/timescale-conversion.ts");function T(){return T=Object.assign||function(w){for(var y=1;y<arguments.length;y++){var h=arguments[y];for(var c in h)Object.prototype.hasOwnProperty.call(h,c)&&(w[c]=h[c])}return w},T.apply(this,arguments)}var L=10*1e3,C=1024,S=1152,E=null,u=null,o=!1,l=function(){function w(h,c,s,a){if(a===void 0&&(a=""),this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.ISGenerated=!1,this._initPTS=void 0,this._initDTS=void 0,this.nextAvcDts=null,this.nextAudioPts=null,this.isAudioContiguous=!1,this.isVideoContiguous=!1,this.observer=h,this.config=c,this.typeSupported=s,this.ISGenerated=!1,E===null){var g=navigator.userAgent||"",p=g.match(/Chrome\/(\d+)/i);E=p?parseInt(p[1]):0}if(u===null){var b=navigator.userAgent.match(/Safari\/(\d+)/i);u=b?parseInt(b[1]):0}o=!!E&&E<75||!!u&&u<600}var y=w.prototype;return y.destroy=function(){},y.resetTimeStamp=function(c){I.logger.log("[mp4-remuxer]: initPTS & initDTS reset"),this._initPTS=this._initDTS=c},y.resetNextTimestamp=function(){I.logger.log("[mp4-remuxer]: reset next timestamp"),this.isVideoContiguous=!1,this.isAudioContiguous=!1},y.resetInitSegment=function(){I.logger.log("[mp4-remuxer]: ISGenerated flag reset"),this.ISGenerated=!1},y.getVideoStartPts=function(c){var s=!1,a=c.reduce(function(g,p){var b=p.pts-g;return b<-4294967296?(s=!0,d(g,p.pts)):b>0?g:p.pts},c[0].pts);return s&&I.logger.debug("PTS rollover detected"),a},y.remux=function(c,s,a,g,p,b,O,N){var W,Q,F,_,J,ee,re=p,de=p,Te=c.pid>-1,ve=s.pid>-1,pe=s.samples.length,he=c.samples.length>0,me=pe>1,ae=(!Te||he)&&(!ve||me)||this.ISGenerated||O;if(ae){this.ISGenerated||(F=this.generateIS(c,s,p));var ue=this.isVideoContiguous,be=-1;if(me&&(be=A(s.samples),!ue&&this.config.forceKeyFrameOnDiscontinuity))if(ee=!0,be>0){I.logger.warn("[mp4-remuxer]: Dropped "+be+" out of "+pe+" video samples due to a missing keyframe");var Ue=this.getVideoStartPts(s.samples);s.samples=s.samples.slice(be),s.dropped+=be,de+=(s.samples[0].pts-Ue)/(s.timescale||9e4)}else be===-1&&(I.logger.warn("[mp4-remuxer]: No keyframe found out of "+pe+" video samples"),ee=!1);if(this.ISGenerated){if(he&&me){var Pe=this.getVideoStartPts(s.samples),He=d(c.samples[0].pts,Pe)-Pe,Je=He/s.inputTimeScale;re+=Math.max(0,Je),de+=Math.max(0,-Je)}if(he){if(c.samplerate||(I.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),F=this.generateIS(c,s,p)),Q=this.remuxAudio(c,re,this.isAudioContiguous,b,ve||me||N===R.PlaylistLevelType.AUDIO?de:void 0),me){var Le=Q?Q.endPTS-Q.startPTS:0;s.inputTimeScale||(I.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),F=this.generateIS(c,s,p)),W=this.remuxVideo(s,de,ue,Le)}}else me&&(W=this.remuxVideo(s,de,ue,0));W&&(W.firstKeyFrame=be,W.independent=be!==-1)}}return this.ISGenerated&&(a.samples.length&&(J=this.remuxID3(a,p)),g.samples.length&&(_=this.remuxText(g,p))),{audio:Q,video:W,initSegment:F,independent:ee,text:_,id3:J}},y.generateIS=function(c,s,a){var g=c.samples,p=s.samples,b=this.typeSupported,O={},N=!Object(K.isFiniteNumber)(this._initPTS),W="audio/mp4",Q,F,_;if(N&&(Q=F=Infinity),c.config&&g.length&&(c.timescale=c.samplerate,c.isAAC||(b.mpeg?(W="audio/mpeg",c.codec=""):b.mp3&&(c.codec="mp3")),O.audio={id:"audio",container:W,codec:c.codec,initSegment:!c.isAAC&&b.mpeg?new Uint8Array(0):M.default.initSegment([c]),metadata:{channelCount:c.channelCount}},N&&(_=c.inputTimeScale,Q=F=g[0].pts-Math.round(_*a))),s.sps&&s.pps&&p.length&&(s.timescale=s.inputTimeScale,O.video={id:"main",container:"video/mp4",codec:s.codec,initSegment:M.default.initSegment([s]),metadata:{width:s.width,height:s.height}},N)){_=s.inputTimeScale;var J=this.getVideoStartPts(p),ee=Math.round(_*a);F=Math.min(F,d(p[0].dts,J)-ee),Q=Math.min(Q,J-ee)}if(Object.keys(O).length)return this.ISGenerated=!0,N&&(this._initPTS=Q,this._initDTS=F),{tracks:O,initPTS:Q,timescale:_}},y.remuxVideo=function(c,s,a,g){var p=c.inputTimeScale,b=c.samples,O=[],N=b.length,W=this._initPTS,Q=this.nextAvcDts,F=8,_,J,ee,re=Number.POSITIVE_INFINITY,de=Number.NEGATIVE_INFINITY,Te=0,ve=!1;if(!a||Q===null){var pe=s*p,he=b[0].pts-d(b[0].dts,b[0].pts);Q=pe-he}for(var me=0;me<N;me++){var ae=b[me];if(ae.pts=d(ae.pts-W,Q),ae.dts=d(ae.dts-W,Q),ae.dts>ae.pts){var ue=9e4*.2;Te=Math.max(Math.min(Te,ae.pts-ae.dts),-1*ue)}ae.dts<b[me>0?me-1:me].dts&&(ve=!0)}ve&&b.sort(function(xt,ht){var st=xt.dts-ht.dts,Ct=xt.pts-ht.pts;return st||Ct}),J=b[0].dts,ee=b[b.length-1].dts;var be=Math.round((ee-J)/(N-1));if(Te<0){if(Te<be*-2){I.logger.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+Object(v.toMsFromMpegTsClock)(-be,!0)+" ms");for(var Ue=Te,Pe=0;Pe<N;Pe++)b[Pe].dts=Ue=Math.max(Ue,b[Pe].pts-be),b[Pe].pts=Math.max(Ue,b[Pe].pts)}else{I.logger.warn("PTS < DTS detected in video samples, shifting DTS by "+Object(v.toMsFromMpegTsClock)(Te,!0)+" ms to overcome this issue");for(var He=0;He<N;He++)b[He].dts=b[He].dts+Te}J=b[0].dts}if(a){var Je=J-Q,Le=Je>be,De=Je<-1;if(Le||De){Le?I.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(Je,!0)+" ms ("+Je+"dts) hole between fragments detected, filling it"):I.logger.warn("AVC: "+Object(v.toMsFromMpegTsClock)(-Je,!0)+" ms ("+Je+"dts) overlapping between fragments detected"),J=Q;var ke=b[0].pts-Je;b[0].dts=J,b[0].pts=ke,I.logger.log("Video: First PTS/DTS adjusted: "+Object(v.toMsFromMpegTsClock)(ke,!0)+"/"+Object(v.toMsFromMpegTsClock)(J,!0)+", delta: "+Object(v.toMsFromMpegTsClock)(Je,!0)+" ms")}}o&&(J=Math.max(0,J));for(var ze=0,Ge=0,Ie=0;Ie<N;Ie++){for(var we=b[Ie],Ze=we.units,qe=Ze.length,Qe=0,Ve=0;Ve<qe;Ve++)Qe+=Ze[Ve].data.length;Ge+=Qe,ze+=qe,we.length=Qe,we.dts=Math.max(we.dts,J),we.pts=Math.max(we.pts,we.dts,0),re=Math.min(we.pts,re),de=Math.max(we.pts,de)}ee=b[N-1].dts;var tt=Ge+4*ze+8,Xe;try{Xe=new Uint8Array(tt)}catch(xt){this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:B.ErrorTypes.MUX_ERROR,details:B.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:tt,reason:"fail allocating video mdat "+tt});return}var Ne=new DataView(Xe.buffer);Ne.setUint32(0,tt),Xe.set(M.default.types.mdat,4);for(var ge=0;ge<N;ge++){for(var Fe=b[ge],je=Fe.units,Ee=0,Oe=0,le=je.length;Oe<le;Oe++){var ie=je[Oe],oe=ie.data,Y=ie.data.byteLength;Ne.setUint32(F,Y),F+=4,Xe.set(oe,F),F+=Y,Ee+=4+Y}if(ge<N-1)_=b[ge+1].dts-Fe.dts;else{var X=this.config,Z=Fe.dts-b[ge>0?ge-1:ge].dts;if(X.stretchShortVideoTrack&&this.nextAudioPts!==null){var te=Math.floor(X.maxBufferHole*p),se=(g?re+g*p:this.nextAudioPts)-Fe.pts;se>te?(_=se-Z,_<0&&(_=Z),I.logger.log("[mp4-remuxer]: It is approximately "+se/90+" ms to the next segment; using duration "+_/90+" ms for the last video frame.")):_=Z}else _=Z}var ye=Math.round(Fe.pts-Fe.dts);O.push(new f(Fe.key,_,Ee,ye))}if(O.length&&E&&E<70){var Ce=O[0].flags;Ce.dependsOn=2,Ce.isNonSync=0}console.assert(_!==void 0,"mp4SampleDuration must be computed"),this.nextAvcDts=Q=ee+_,this.isVideoContiguous=!0;var Ye=M.default.moof(c.sequenceNumber++,J,T({},c,{samples:O})),at="video",rt={data1:Ye,data2:Xe,startPTS:re/p,endPTS:(de+_)/p,startDTS:J/p,endDTS:Q/p,type:at,hasAudio:!1,hasVideo:!0,nb:O.length,dropped:c.dropped};return c.samples=[],c.dropped=0,console.assert(Xe.length,"MDAT length must not be zero"),rt},y.remuxAudio=function(c,s,a,g,p){var b=c.inputTimeScale,O=c.samplerate?c.samplerate:b,N=b/O,W=c.isAAC?C:S,Q=W*N,F=this._initPTS,_=!c.isAAC&&this.typeSupported.mpeg,J=[],ee=c.samples,re=_?0:8,de=this.nextAudioPts||-1,Te=s*b;if(this.isAudioContiguous=a=a||ee.length&&de>0&&(g&&Math.abs(Te-de)<9e3||Math.abs(d(ee[0].pts-F,Te)-de)<20*Q),ee.forEach(function(oe){oe.pts=d(oe.pts-F,Te)}),!a||de<0){if(ee=ee.filter(function(oe){return oe.pts>=0}),!ee.length)return;p===0?de=0:g?de=Math.max(0,Te):de=ee[0].pts}if(c.isAAC)for(var ve=p!==void 0,pe=this.config.maxAudioFramesDrift,he=0,me=de;he<ee.length;he++){var ae=ee[he],ue=ae.pts,be=ue-me,Ue=Math.abs(1e3*be/b);if(be<=-pe*Q&&ve)he===0&&(I.logger.warn("Audio frame @ "+(ue/b).toFixed(3)+"s overlaps nextAudioPts by "+Math.round(1e3*be/b)+" ms."),this.nextAudioPts=de=me=ue);else if(be>=pe*Q&&Ue<L&&ve){var Pe=Math.round(be/Q);me=ue-Pe*Q,me<0&&(Pe--,me+=Q),he===0&&(this.nextAudioPts=de=me),I.logger.warn("[mp4-remuxer]: Injecting "+Pe+" audio frame @ "+(me/b).toFixed(3)+"s due to "+Math.round(1e3*be/b)+" ms gap.");for(var He=0;He<Pe;He++){var Je=Math.max(me,0),Le=P.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);Le||(I.logger.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),Le=ae.unit.subarray()),ee.splice(he,0,{unit:Le,pts:Je}),me+=Q,he++}}ae.pts=me,me+=Q}for(var De=null,ke=null,ze,Ge=0,Ie=ee.length;Ie--;)Ge+=ee[Ie].unit.byteLength;for(var we=0,Ze=ee.length;we<Ze;we++){var qe=ee[we],Qe=qe.unit,Ve=qe.pts;if(ke!==null){var tt=J[we-1];tt.duration=Math.round((Ve-ke)/N)}else if(a&&c.isAAC&&(Ve=de),De=Ve,Ge>0){Ge+=re;try{ze=new Uint8Array(Ge)}catch(oe){this.observer.emit(U.Events.ERROR,U.Events.ERROR,{type:B.ErrorTypes.MUX_ERROR,details:B.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:Ge,reason:"fail allocating audio mdat "+Ge});return}if(!_){var Xe=new DataView(ze.buffer);Xe.setUint32(0,Ge),ze.set(M.default.types.mdat,4)}}else return;ze.set(Qe,re);var Ne=Qe.byteLength;re+=Ne,J.push(new f(!0,W,Ne,0)),ke=Ve}var ge=J.length;if(!ge)return;var Fe=J[J.length-1];this.nextAudioPts=de=ke+N*Fe.duration;var je=_?new Uint8Array(0):M.default.moof(c.sequenceNumber++,De/N,T({},c,{samples:J}));c.samples=[];var Ee=De/b,Oe=de/b,le="audio",ie={data1:je,data2:ze,startPTS:Ee,endPTS:Oe,startDTS:Ee,endDTS:Oe,type:le,hasAudio:!0,hasVideo:!1,nb:ge};return this.isAudioContiguous=!0,console.assert(ze.length,"MDAT length must not be zero"),ie},y.remuxEmptyAudio=function(c,s,a,g){var p=c.inputTimeScale,b=c.samplerate?c.samplerate:p,O=p/b,N=this.nextAudioPts,W=(N!==null?N:g.startDTS*p)+this._initDTS,Q=g.endDTS*p+this._initDTS,F=O*C,_=Math.ceil((Q-W)/F),J=P.default.getSilentFrame(c.manifestCodec||c.codec,c.channelCount);if(I.logger.warn("[mp4-remuxer]: remux empty Audio"),!J){I.logger.trace("[mp4-remuxer]: Unable to remuxEmptyAudio since we were unable to get a silent frame for given audio codec");return}for(var ee=[],re=0;re<_;re++){var de=W+re*F;ee.push({unit:J,pts:de,dts:de})}return c.samples=ee,this.remuxAudio(c,s,a,!1)},y.remuxID3=function(c,s){var a=c.samples.length;if(!a)return;for(var g=c.inputTimeScale,p=this._initPTS,b=this._initDTS,O=0;O<a;O++){var N=c.samples[O];N.pts=d(N.pts-p,s*g)/g,N.dts=d(N.dts-b,s*g)/g}var W=c.samples;return c.samples=[],{samples:W}},y.remuxText=function(c,s){var a=c.samples.length;if(!a)return;for(var g=c.inputTimeScale,p=this._initPTS,b=0;b<a;b++){var O=c.samples[b];O.pts=d(O.pts-p,s*g)/g}c.samples.sort(function(W,Q){return W.pts-Q.pts});var N=c.samples;return c.samples=[],{samples:N}},w}();function d(w,y){var h;if(y===null)return w;for(y<w?h=-8589934592:h=8589934592;Math.abs(w-y)>4294967296;)w+=h;return w}function A(w){for(var y=0;y<w.length;y++)if(w[y].key)return y;return-1}var f=function(y,h,c,s){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=h,this.size=c,this.cts=s,this.flags=new m(y)},m=function(y){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=y?2:1,this.isNonSync=y?0:1}},"./src/remux/passthrough-remuxer.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/polyfills/number.ts"),P=D("./src/utils/mp4-tools.ts"),M=D("./src/loader/fragment.ts"),U=D("./src/utils/logger.ts"),B=function(){function v(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var T=v.prototype;return T.destroy=function(){},T.resetTimeStamp=function(C){this.initPTS=C,this.lastEndDTS=null},T.resetNextTimestamp=function(){this.lastEndDTS=null},T.resetInitSegment=function(C,S,E){this.audioCodec=S,this.videoCodec=E,this.generateInitSegment(C),this.emitInitSegment=!0},T.generateInitSegment=function(C){var S=this.audioCodec,E=this.videoCodec;if(!C||!C.byteLength){this.initTracks=void 0,this.initData=void 0;return}var u=this.initData=Object(P.parseInitSegment)(C);S||(S=R(u.audio,M.ElementaryStreamTypes.AUDIO)),E||(E=R(u.video,M.ElementaryStreamTypes.VIDEO));var o={};u.audio&&u.video?o.audiovideo={container:"video/mp4",codec:S+","+E,initSegment:C,id:"main"}:u.audio?o.audio={container:"audio/mp4",codec:S,initSegment:C,id:"audio"}:u.video?o.video={container:"video/mp4",codec:E,initSegment:C,id:"main"}:U.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=o},T.remux=function(C,S,E,u,o){var l=this.initPTS,d=this.lastEndDTS,A={audio:void 0,video:void 0,text:u,id3:E,initSegment:void 0};Object(K.isFiniteNumber)(d)||(d=this.lastEndDTS=o||0);var f=S.samples;if(!f||!f.length)return A;var m={initPTS:void 0,timescale:1},w=this.initData;if((!w||!w.length)&&(this.generateInitSegment(f),w=this.initData),!w||!w.length)return U.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),A;this.emitInitSegment&&(m.tracks=this.initTracks,this.emitInitSegment=!1),Object(K.isFiniteNumber)(l)||(this.initPTS=m.initPTS=l=I(w,f,d));var y=Object(P.getDuration)(f,w),h=d,c=y+h;Object(P.offsetStartDTS)(w,f,l),y>0?this.lastEndDTS=c:(U.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var s=!!w.audio,a=!!w.video,g="";s&&(g+="audio"),a&&(g+="video");var p={data1:f,startPTS:h,startDTS:h,endPTS:c,endDTS:c,type:g,hasAudio:s,hasVideo:a,nb:1,dropped:0};return A.audio=p.type==="audio"?p:void 0,A.video=p.type!=="audio"?p:void 0,A.text=u,A.id3=E,A.initSegment=m,A},v}(),I=function(T,L,C){return Object(P.getStartDTS)(T,L)-C};function R(v,T){var L=v==null?void 0:v.codec;return L&&L.length>4?L:L==="hvc1"?"hvc1.1.c.L120.90":L==="av01"?"av01.0.04M.08":L==="avc1"||T===M.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}G.default=B},"./src/task-loop.ts":function(q,G,D){"use 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a=!0,g=0;g<B;g++)if(!this.chars[g].isEmpty()){a=!1;break}return a},c.setCursor=function(a){this.pos!==a&&(this.pos=a),this.pos<0?(this.logger.log(C.DEBUG,"Negative cursor position "+this.pos),this.pos=0):this.pos>B&&(this.logger.log(C.DEBUG,"Too large cursor position "+this.pos),this.pos=B)},c.moveCursor=function(a){var g=this.pos+a;if(a>1)for(var p=this.pos+1;p<g+1;p++)this.chars[p].setPenState(this.currPenState);this.setCursor(g)},c.backSpace=function(){this.moveCursor(-1),this.chars[this.pos].setChar(" ",this.currPenState)},c.insertChar=function(a){a>=144&&this.backSpace();var g=M(a);if(this.pos>=B){this.logger.log(C.ERROR,"Cannot insert "+a.toString(16)+" ("+g+") at position "+this.pos+". 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`)),p},c.getTextAndFormat=function(){return this.rows},h}(),A=function(){function h(s,a,g){this.chNr=void 0,this.outputFilter=void 0,this.mode=void 0,this.verbose=void 0,this.displayedMemory=void 0,this.nonDisplayedMemory=void 0,this.lastOutputScreen=void 0,this.currRollUpRow=void 0,this.writeScreen=void 0,this.cueStartTime=void 0,this.logger=void 0,this.chNr=s,this.outputFilter=a,this.mode=null,this.verbose=0,this.displayedMemory=new d(g),this.nonDisplayedMemory=new d(g),this.lastOutputScreen=new d(g),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null,this.logger=g}var c=h.prototype;return c.reset=function(){this.mode=null,this.displayedMemory.reset(),this.nonDisplayedMemory.reset(),this.lastOutputScreen.reset(),this.outputFilter.reset(),this.currRollUpRow=this.displayedMemory.rows[U-1],this.writeScreen=this.displayedMemory,this.mode=null,this.cueStartTime=null},c.getHandler=function(){return this.outputFilter},c.setHandler=function(a){this.outputFilter=a},c.setPAC=function(a){this.writeScreen.setPAC(a)},c.setBkgData=function(a){this.writeScreen.setBkgData(a)},c.setMode=function(a){if(a===this.mode)return;this.mode=a,this.logger.log(C.INFO,"MODE="+a),this.mode==="MODE_POP-ON"?this.writeScreen=this.nonDisplayedMemory:(this.writeScreen=this.displayedMemory,this.writeScreen.reset()),this.mode!=="MODE_ROLL-UP"&&(this.displayedMemory.nrRollUpRows=null,this.nonDisplayedMemory.nrRollUpRows=null),this.mode=a},c.insertChars=function(a){for(var g=0;g<a.length;g++)this.writeScreen.insertChar(a[g]);var p=this.writeScreen===this.displayedMemory?"DISP":"NON_DISP";this.logger.log(C.INFO,p+": "+this.writeScreen.getDisplayText(!0)),(this.mode==="MODE_PAINT-ON"||this.mode==="MODE_ROLL-UP")&&(this.logger.log(C.TEXT,"DISPLAYED: "+this.displayedMemory.getDisplayText(!0)),this.outputDataUpdate())},c.ccRCL=function(){this.logger.log(C.INFO,"RCL - Resume Caption Loading"),this.setMode("MODE_POP-ON")},c.ccBS=function(){if(this.logger.log(C.INFO,"BS - BackSpace"),this.mode==="MODE_TEXT")return;this.writeScreen.backSpace(),this.writeScreen===this.displayedMemory&&this.outputDataUpdate()},c.ccAOF=function(){},c.ccAON=function(){},c.ccDER=function(){this.logger.log(C.INFO,"DER- Delete to End of Row"),this.writeScreen.clearToEndOfRow(),this.outputDataUpdate()},c.ccRU=function(a){this.logger.log(C.INFO,"RU("+a+") - Roll Up"),this.writeScreen=this.displayedMemory,this.setMode("MODE_ROLL-UP"),this.writeScreen.setRollUpRows(a)},c.ccFON=function(){this.logger.log(C.INFO,"FON - Flash On"),this.writeScreen.setPen({flash:!0})},c.ccRDC=function(){this.logger.log(C.INFO,"RDC - Resume Direct Captioning"),this.setMode("MODE_PAINT-ON")},c.ccTR=function(){this.logger.log(C.INFO,"TR"),this.setMode("MODE_TEXT")},c.ccRTD=function(){this.logger.log(C.INFO,"RTD"),this.setMode("MODE_TEXT")},c.ccEDM=function(){this.logger.log(C.INFO,"EDM - Erase Displayed Memory"),this.displayedMemory.reset(),this.outputDataUpdate(!0)},c.ccCR=function(){this.logger.log(C.INFO,"CR - Carriage Return"),this.writeScreen.rollUp(),this.outputDataUpdate(!0)},c.ccENM=function(){this.logger.log(C.INFO,"ENM - Erase Non-displayed Memory"),this.nonDisplayedMemory.reset()},c.ccEOC=function(){if(this.logger.log(C.INFO,"EOC - End Of Caption"),this.mode==="MODE_POP-ON"){var a=this.displayedMemory;this.displayedMemory=this.nonDisplayedMemory,this.nonDisplayedMemory=a,this.writeScreen=this.nonDisplayedMemory,this.logger.log(C.TEXT,"DISP: "+this.displayedMemory.getDisplayText())}this.outputDataUpdate(!0)},c.ccTO=function(a){this.logger.log(C.INFO,"TO("+a+") - Tab Offset"),this.writeScreen.moveCursor(a)},c.ccMIDROW=function(a){var g={flash:!1};if(g.underline=a%2===1,g.italics=a>=46,g.italics)g.foreground="white";else{var p=Math.floor(a/2)-16,b=["white","green","blue","cyan","red","yellow","magenta"];g.foreground=b[p]}this.logger.log(C.INFO,"MIDROW: "+JSON.stringify(g)),this.writeScreen.setPen(g)},c.outputDataUpdate=function(a){a===void 0&&(a=!1);var g=this.logger.time;if(g===null)return;this.outputFilter&&(this.cueStartTime===null&&!this.displayedMemory.isEmpty()?this.cueStartTime=g:this.displayedMemory.equals(this.lastOutputScreen)||(this.outputFilter.newCue(this.cueStartTime,g,this.lastOutputScreen),a&&this.outputFilter.dispatchCue&&this.outputFilter.dispatchCue(),this.cueStartTime=this.displayedMemory.isEmpty()?null:g),this.lastOutputScreen.copy(this.displayedMemory))},c.cueSplitAtTime=function(a){this.outputFilter&&(this.displayedMemory.isEmpty()||(this.outputFilter.newCue&&this.outputFilter.newCue(this.cueStartTime,a,this.displayedMemory),this.cueStartTime=a))},h}(),f=function(){function h(s,a,g){this.channels=void 0,this.currentChannel=0,this.cmdHistory=void 0,this.logger=void 0;var p=new S;this.channels=[null,new A(s,a,p),new A(s+1,g,p)],this.cmdHistory=y(),this.logger=p}var c=h.prototype;return c.getHandler=function(a){return this.channels[a].getHandler()},c.setHandler=function(a,g){this.channels[a].setHandler(g)},c.addData=function(a,g){var p,b,O,N=!1;this.logger.time=a;for(var W=0;W<g.length;W+=2){if(b=g[W]&127,O=g[W+1]&127,b===0&&O===0)continue;if(this.logger.log(C.DATA,"["+E([g[W],g[W+1]])+"] -> ("+E([b,O])+")"),p=this.parseCmd(b,O),p||(p=this.parseMidrow(b,O)),p||(p=this.parsePAC(b,O)),p||(p=this.parseBackgroundAttributes(b,O)),!p&&(N=this.parseChars(b,O),N)){var Q=this.currentChannel;if(Q&&Q>0){var F=this.channels[Q];F.insertChars(N)}else this.logger.log(C.WARNING,"No channel found yet. TEXT-MODE?")}!p&&!N&&this.logger.log(C.WARNING,"Couldn't parse cleaned data "+E([b,O])+" orig: "+E([g[W],g[W+1]]))}},c.parseCmd=function(a,g){var p=this.cmdHistory,b=(a===20||a===28||a===21||a===29)&&g>=32&&g<=47,O=(a===23||a===31)&&g>=33&&g<=35;if(!(b||O))return!1;if(w(a,g,p))return m(null,null,p),this.logger.log(C.DEBUG,"Repeated command ("+E([a,g])+") is dropped"),!0;var N=a===20||a===21||a===23?1:2,W=this.channels[N];return a===20||a===21||a===28||a===29?g===32?W.ccRCL():g===33?W.ccBS():g===34?W.ccAOF():g===35?W.ccAON():g===36?W.ccDER():g===37?W.ccRU(2):g===38?W.ccRU(3):g===39?W.ccRU(4):g===40?W.ccFON():g===41?W.ccRDC():g===42?W.ccTR():g===43?W.ccRTD():g===44?W.ccEDM():g===45?W.ccCR():g===46?W.ccENM():g===47&&W.ccEOC():W.ccTO(g-32),m(a,g,p),this.currentChannel=N,!0},c.parseMidrow=function(a,g){var p=0;if((a===17||a===25)&&g>=32&&g<=47){if(a===17?p=1:p=2,p!==this.currentChannel)return this.logger.log(C.ERROR,"Mismatch channel in midrow parsing"),!1;var b=this.channels[p];return b?(b.ccMIDROW(g),this.logger.log(C.DEBUG,"MIDROW ("+E([a,g])+")"),!0):!1}return!1},c.parsePAC=function(a,g){var p,b=this.cmdHistory,O=(a>=17&&a<=23||a>=25&&a<=31)&&g>=64&&g<=127,N=(a===16||a===24)&&g>=64&&g<=95;if(!(O||N))return!1;if(w(a,g,b))return m(null,null,b),!0;var W=a<=23?1:2;g>=64&&g<=95?p=W===1?I[a]:v[a]:p=W===1?R[a]:T[a];var Q=this.channels[W];return Q?(Q.setPAC(this.interpretPAC(p,g)),m(a,g,b),this.currentChannel=W,!0):!1},c.interpretPAC=function(a,g){var p,b={color:null,italics:!1,indent:null,underline:!1,row:a};return g>95?p=g-96:p=g-64,b.underline=(p&1)===1,p<=13?b.color=["white","green","blue","cyan","red","yellow","magenta","white"][Math.floor(p/2)]:p<=15?(b.italics=!0,b.color="white"):b.indent=Math.floor((p-16)/2)*4,b},c.parseChars=function(a,g){var p,b=null,O=null;if(a>=25?(p=2,O=a-8):(p=1,O=a),O>=17&&O<=19){var N;O===17?N=g+80:O===18?N=g+112:N=g+144,this.logger.log(C.INFO,"Special char '"+M(N)+"' in channel "+p),b=[N]}else a>=32&&a<=127&&(b=g===0?[a]:[a,g]);if(b){var W=E(b);this.logger.log(C.DEBUG,"Char codes = "+W.join(",")),m(a,g,this.cmdHistory)}return b},c.parseBackgroundAttributes=function(a,g){var p=(a===16||a===24)&&g>=32&&g<=47,b=(a===23||a===31)&&g>=45&&g<=47;if(!(p||b))return!1;var O,N={};a===16||a===24?(O=Math.floor((g-32)/2),N.background=L[O],g%2===1&&(N.background=N.background+"_semi")):g===45?N.background="transparent":(N.foreground="black",g===47&&(N.underline=!0));var W=a<=23?1:2,Q=this.channels[W];return Q.setBkgData(N),m(a,g,this.cmdHistory),!0},c.reset=function(){for(var a=0;a<Object.keys(this.channels).length;a++){var g=this.channels[a];g&&g.reset()}this.cmdHistory=y()},c.cueSplitAtTime=function(a){for(var g=0;g<this.channels.length;g++){var p=this.channels[g];p&&p.cueSplitAtTime(a)}},h}();function m(h,c,s){s.a=h,s.b=c}function w(h,c,s){return s.a===h&&s.b===c}function y(){return{a:null,b:null}}G.default=f},"./src/utils/codecs.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"isCodecType",function(){return P}),D.d(G,"isCodecSupportedInMp4",function(){return M});var K={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function P(U,B){var I=K[B];return!!I&&I[U.slice(0,4)]===!0}function M(U,B){return MediaSource.isTypeSupported((B||"video")+'/mp4;codecs="'+U+'"')}},"./src/utils/cues.ts":function(q,G,D){"use strict";D.r(G);var K=D("./src/utils/vttparser.ts"),P=D("./src/utils/webvtt-parser.ts"),M=D("./src/utils/texttrack-utils.ts"),U=/\s/,B={newCue:function(R,v,T,L){for(var C=[],S,E,u,o,l,d=self.VTTCue||self.TextTrackCue,A=0;A<L.rows.length;A++)if(S=L.rows[A],u=!0,o=0,l="",!S.isEmpty()){for(var f=0;f<S.chars.length;f++)U.test(S.chars[f].uchar)&&u?o++:(l+=S.chars[f].uchar,u=!1);S.cueStartTime=v,v===T&&(T+=1e-4),o>=16?o--:o++;var m=Object(K.fixLineBreaks)(l.trim()),w=Object(P.generateCueId)(v,T,m);(!R||!R.cues||!R.cues.getCueById(w))&&(E=new d(v,T,m),E.id=w,E.line=A+1,E.align="left",E.position=10+Math.min(80,Math.floor(o*8/32)*10),C.push(E))}return R&&C.length&&(C.sort(function(y,h){return y.line==="auto"||h.line==="auto"?0:y.line>8&&h.line>8?h.line-y.line:y.line-h.line}),C.forEach(function(y){return Object(M.addCueToTrack)(R,y)})),C}};G.default=B},"./src/utils/discontinuities.ts":function(q,G,D){"use strict";D.r(G),D.d(G,"findFirstFragWithCC",function(){return U}),D.d(G,"shouldAlignOnDiscontinuities",function(){return B}),D.d(G,"findDiscontinuousReferenceFrag",function(){return I}),D.d(G,"adjustSlidingStart",function(){return v}),D.d(G,"alignStream",function(){return T}),D.d(G,"alignPDT",function(){return C}),D.d(G,"alignFragmentByPDTDelta",function(){return S}),D.d(G,"alignMediaPlaylistByPDT",function(){return E});var K=D("./src/polyfills/number.ts"),P=D("./src/utils/logger.ts"),M=D("./src/controller/level-helper.ts");function U(u,o){for(var l=null,d=0,A=u.length;d<A;d++){var f=u[d];if(f&&f.cc===o){l=f;break}}return l}function B(u,o,l){return!!(o.details&&(l.endCC>l.startCC||u&&u.cc<l.startCC))}function I(u,o){var l=u.fragments,d=o.fragments;if(!d.length||!l.length){P.logger.log("No fragments to align");return}var A=U(l,d[0].cc);if(!A||A&&!A.startPTS){P.logger.log("No frag in previous level to align on");return}return A}function R(u,o){if(u){var l=u.start+o;u.start=u.startPTS=l,u.endPTS=l+u.duration}}function v(u,o){for(var l=o.fragments,d=0,A=l.length;d<A;d++)R(l[d],u);o.fragmentHint&&R(o.fragmentHint,u),o.alignedSliding=!0}function T(u,o,l){if(!o)return;L(u,l,o),!l.alignedSliding&&o.details&&C(l,o.details),!l.alignedSliding&&o.details&&!l.skippedSegments&&Object(M.adjustSliding)(o.details,l)}function L(u,o,l){if(B(u,l,o)){var d=I(l.details,o);d&&Object(K.isFiniteNumber)(d.start)&&(P.logger.log("Adjusting PTS using last level due to CC increase within current level "+o.url),v(d.start,o))}}function C(u,o){if(!o.fragments.length||!u.hasProgramDateTime||!o.hasProgramDateTime)return;var l=o.fragments[0].programDateTime,d=u.fragments[0].programDateTime,A=(d-l)/1e3+o.fragments[0].start;A&&Object(K.isFiniteNumber)(A)&&(P.logger.log("Adjusting PTS using programDateTime delta "+(d-l)+"ms, sliding:"+A.toFixed(3)+" "+u.url+" "),v(A,u))}function S(u,o){var l=u.programDateTime;if(!l)return;var d=(l-o)/1e3;u.start=u.startPTS=d,u.endPTS=d+u.duration}function E(u,o){if(!o.fragments.length||!u.hasProgramDateTime||!o.hasProgramDateTime)return;var 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